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79265952 = 253453577
BaseRepresentation
bin1001011100110…
…00000010100000
312112011010110000
410232120002200
5130243002302
611510540000
71651515033
oct456300240
9175133400
1079265952
114081a757
1222667600
131356423c
14a75501a
156e5b31c
hex4b980a0

79265952 has 120 divisors (see below), whose sum is σ = 237929076. Its totient is φ = 25878528.

The previous prime is 79265947. The next prime is 79265971. The reversal of 79265952 is 25956297.

It can be written as a sum of positive squares in 2 ways, for example, as 63297936 + 15968016 = 7956^2 + 3996^2 .

It is a super-2 number, since 2×792659522 = 12566182292932608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 79265898 and 79265907.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 137088 + ... + 137664.

Almost surely, 279265952 is an apocalyptic number.

79265952 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79265952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118964538).

79265952 is an abundant number, since it is smaller than the sum of its proper divisors (158663124).

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

79265952 is a wasteful number, since it uses less digits than its factorization.

79265952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 635 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 79265952 is about 8903.1428158825. The cubic root of 79265952 is about 429.5650044837.

The spelling of 79265952 in words is "seventy-nine million, two hundred sixty-five thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 53 54 72 81 96 106 108 144 159 162 212 216 288 318 324 424 432 477 577 636 648 848 864 954 1154 1272 1296 1431 1696 1731 1908 2308 2544 2592 2862 3462 3816 4293 4616 5088 5193 5724 6924 7632 8586 9232 10386 11448 13848 15264 15579 17172 18464 20772 22896 27696 30581 31158 34344 41544 45792 46737 55392 61162 62316 68688 83088 91743 93474 122324 124632 137376 166176 183486 186948 244648 249264 275229 366972 373896 489296 498528 550458 733944 747792 825687 978592 1100916 1467888 1495584 1651374 2201832 2477061 2935776 3302748 4403664 4954122 6605496 8807328 9908244 13210992 19816488 26421984 39632976 79265952