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1214301230 = 251517971009
BaseRepresentation
bin100100001100000…
…1100010000101110
310010121220220010122
41020120030100232
54441330114410
6320254404542
742043250552
oct11030142056
93117826118
101214301230
1157349453a
1229a800752
13164760a4c
14b73b3862
1571912e55
hex4860c42e

1214301230 has 32 divisors (see below), whose sum is σ = 2205161280. Its totient is φ = 481420800.

The previous prime is 1214301203. The next prime is 1214301241. The reversal of 1214301230 is 321034121.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1214301199 and 1214301208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202966 + ... + 1203974.

It is an arithmetic number, because the mean of its divisors is an integer number (68911290).

Almost surely, 21214301230 is an apocalyptic number.

1214301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1214301230 is a deficient number, since it is larger than the sum of its proper divisors (990860050).

1214301230 is a wasteful number, since it uses less digits than its factorization.

1214301230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1214301230 is about 34846.8252499421. The cubic root of 1214301230 is about 1066.8633883048.

Adding to 1214301230 its reverse (321034121), we get a palindrome (1535335351).

The spelling of 1214301230 in words is "one billion, two hundred fourteen million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 151 302 755 797 1009 1510 1594 2018 3985 5045 7970 10090 120347 152359 240694 304718 601735 761795 804173 1203470 1523590 1608346 4020865 8041730 121430123 242860246 607150615 1214301230