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769413252 = 223611516961
BaseRepresentation
bin101101110111000…
…101000010000100
31222121210020120010
4231313011002010
53033432211002
6204203110220
725031622216
oct5567050204
91877706503
10769413252
1136534a623
12195812370
13c3533b1a
14742865b6
154783446c
hex2ddc5084

769413252 has 48 divisors (see below), whose sum is σ = 1837076864. Its totient is φ = 250560000.

The previous prime is 769413199. The next prime is 769413259. The reversal of 769413252 is 252314967.

It is a self number, because there is not a number n which added to its sum of digits gives 769413252.

It is not an unprimeable number, because it can be changed into a prime (769413259) 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 15 ways as a sum of consecutive naturals, for example, 107052 + ... + 114012.

Almost surely, 2769413252 is an apocalyptic number.

It is an amenable number.

769413252 is an abundant number, since it is smaller than the sum of its proper divisors (1067663612).

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

769413252 is a wasteful number, since it uses less digits than its factorization.

769413252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7180 (or 7178 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 769413252 is about 27738.2993710862. The cubic root of 769413252 is about 916.3327754250.

The spelling of 769413252 in words is "seven hundred sixty-nine million, four hundred thirteen thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 61 122 151 183 244 302 366 453 604 732 906 1812 6961 9211 13922 18422 20883 27633 27844 36844 41766 55266 83532 110532 424621 849242 1051111 1273863 1698484 2102222 2547726 3153333 4204444 5095452 6306666 12613332 64117771 128235542 192353313 256471084 384706626 769413252