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1214002230 = 235743233577
BaseRepresentation
bin100100001011100…
…0011010000110110
310010121100200222120
41020113003100312
54441241032410
6320244140410
742040564050
oct11027032066
93117320876
101214002230
115732aa931
1229a697706
1316468791c
14b73368d0
15718a4570
hex485c3436

1214002230 has 128 divisors (see below), whose sum is σ = 3427826688. Its totient is φ = 269402112.

The previous prime is 1214002219. The next prime is 1214002241. The reversal of 1214002230 is 322004121.

It is an interprime number because it is at equal distance from previous prime (1214002219) and next prime (1214002241).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2103702 + ... + 2104278.

It is an arithmetic number, because the mean of its divisors is an integer number (26779896).

Almost surely, 21214002230 is an apocalyptic number.

1214002230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1214002230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1713913344).

1214002230 is an abundant number, since it is smaller than the sum of its proper divisors (2213824458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214002230 is a wasteful number, since it uses less digits than its factorization.

1214002230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1214002230 is about 34842.5347814995. The cubic root of 1214002230 is about 1066.7758157621.

Adding to 1214002230 its reverse (322004121), we get a palindrome (1536006351).

The spelling of 1214002230 in words is "one billion, two hundred fourteen million, two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 43 70 86 105 129 210 215 233 258 301 430 466 577 602 645 699 903 1154 1165 1290 1398 1505 1631 1731 1806 2330 2885 3010 3262 3462 3495 4039 4515 4893 5770 6990 8078 8155 8655 9030 9786 10019 12117 16310 17310 20038 20195 24234 24465 24811 30057 40390 48930 49622 50095 60114 60585 70133 74433 100190 121170 124055 134441 140266 148866 150285 173677 210399 248110 268882 300570 347354 350665 372165 403323 420798 521031 672205 701330 744330 806646 868385 941087 1042062 1051995 1344410 1736770 1882174 2016615 2103990 2605155 2823261 4033230 4705435 5210310 5646522 5780963 9410870 11561926 14116305 17342889 28232610 28904815 34685778 40466741 57809630 80933482 86714445 121400223 173428890 202333705 242800446 404667410 607001115 1214002230