Search a number
-
+
1202332230 = 232511310037
BaseRepresentation
bin100011110101010…
…0010001001000110
310002210101210202100
41013222202021012
54430244112410
6315150052530
741536440531
oct10752421106
93083353670
101202332230
1156775a000
122967aa146
1316212cbb8
14b5979a18
157084b8c0
hex47aa2246

1202332230 has 96 divisors (see below), whose sum is σ = 3438777888. Its totient is φ = 291445440.

The previous prime is 1202332207. The next prime is 1202332231. The reversal of 1202332230 is 322332021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202332231) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 114772 + ... + 124808.

It is an arithmetic number, because the mean of its divisors is an integer number (35820603).

Almost surely, 21202332230 is an apocalyptic number.

1202332230 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 1202332230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1719388944).

1202332230 is an abundant number, since it is smaller than the sum of its proper divisors (2236445658).

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

1202332230 is a wasteful number, since it uses less digits than its factorization.

1202332230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083 (or 10058 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1202332230 is about 34674.6626515674. The cubic root of 1202332230 is about 1063.3465581656.

Adding to 1202332230 its reverse (322332021), we get a palindrome (1524664251).

It can be divided in two parts, 12023 and 32230, that added together give a triangular number (44253 = T297).

The spelling of 1202332230 in words is "one billion, two hundred two million, three hundred thirty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 121 165 198 242 330 363 495 605 726 990 1089 1210 1331 1815 2178 2662 3630 3993 5445 6655 7986 10037 10890 11979 13310 19965 20074 23958 30111 39930 50185 59895 60222 90333 100370 110407 119790 150555 180666 220814 301110 331221 451665 552035 662442 903330 993663 1104070 1214477 1656105 1987326 2428954 3312210 3643431 4968315 6072385 7286862 9936630 10930293 12144770 13359247 18217155 21860586 26718494 36434310 40077741 54651465 66796235 80155482 109302930 120233223 133592470 200388705 240466446 400777410 601166115 1202332230