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23469906930625 = 54172113992
BaseRepresentation
bin1010101011000100000110…
…11101110010101111000001
310002002200221011112011210101
411111202003131302233001
511034012332133240000
6121525532034002401
74641434113211251
oct525420335625701
9102080834464711
1023469906930625
11752959366a841
122770760416401
13101328351157c
145b1d41823961
152aa78d34ce6a
hex155883772bc1

23469906930625 has 45 divisors (see below), whose sum is σ = 31157386215967. Its totient is φ = 17669909072000.

The previous prime is 23469906930623. The next prime is 23469906930641. The reversal of 23469906930625 is 52603960996432.

The square root of 23469906930625 is 4844575.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 11461630563009 + 12008276367616 = 3385503^2 + 3465296^2 .

It is not a de Polignac number, because 23469906930625 - 21 = 23469906930623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23469906930623) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2058938676 + ... + 2058950074.

Almost surely, 223469906930625 is an apocalyptic number.

23469906930625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23469906930625 is the 4844575-th square number.

23469906930625 is the 2422288-th centered octagonal number.

It is an amenable number.

23469906930625 is a deficient number, since it is larger than the sum of its proper divisors (7687479285342).

23469906930625 is an frugal number, since it uses more digits than its factorization.

23469906930625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22852 (or 11421 counting only the distinct ones).

The product of its (nonzero) digits is 113374080, while the sum is 64.

The spelling of 23469906930625 in words is "twenty-three trillion, four hundred sixty-nine billion, nine hundred six million, nine hundred thirty thousand, six hundred twenty-five".

Divisors: 1 5 17 25 85 125 289 425 625 1445 2125 7225 10625 11399 36125 56995 180625 193783 284975 968915 1424875 3294311 4844575 7124375 16471555 24222875 82357775 121114375 129937201 411788875 649686005 2058944375 2208932417 3248430025 11044662085 16242150125 37551851089 55223310425 81210750625 187759255445 276116552125 938796277225 1380582760625 4693981386125 23469906930625