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52264031432 = 2313126172
BaseRepresentation
bin110000101011001011…
…011101010011001000
311222220100222212212212
4300223023131103020
51324014043001212
640002035324252
73530102636324
oct605313352310
9158810885785
1052264031432
112018a757408
12a167150688
134c0bb302b2
14275b2b8984
15155d50de22
hexc2b2dd4c8

52264031432 has 36 divisors (see below), whose sum is σ = 98909129265. Its totient is φ = 25890504640.

The previous prime is 52264031431. The next prime is 52264031459. The reversal of 52264031432 is 23413046225.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 34896481636 + 17367549796 = 186806^2 + 131786^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=161654.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52264031431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 84706388 + ... + 84707004.

Almost surely, 252264031432 is an apocalyptic number.

It is an amenable number.

52264031432 is a deficient number, since it is larger than the sum of its proper divisors (46645097833).

52264031432 is an frugal number, since it uses more digits than its factorization.

52264031432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502 (or 750 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Multiplying 52264031432 by its sum of digits (32), we get a square (1672449005824 = 12932322).

Adding to 52264031432 its reverse (23413046225), we get a palindrome (75677077657).

The spelling of 52264031432 in words is "fifty-two billion, two hundred sixty-four million, thirty-one thousand, four hundred thirty-two".

Divisors: 1 2 4 8 131 262 524 617 1048 1234 2468 4936 17161 34322 68644 80827 137288 161654 323308 380689 646616 761378 1522756 3045512 10588337 21176674 42353348 49870259 84706696 99740518 199481036 398962072 6533003929 13066007858 26132015716 52264031432