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13216460253 = 310139434509
BaseRepresentation
bin11000100111100001…
…10010110111011101
31021010002002202002220
430103300302313131
5204031403212003
610023242335553
7645342026043
oct142360626735
937102082086
1013216460253
115672390227
12268a1ba5b9
1313281a01a9
148d53d4393
1552545d353
hex313c32ddd

13216460253 has 8 divisors (see below), whose sum is σ = 17623725600. Its totient is φ = 8810084208.

The previous prime is 13216460221. The next prime is 13216460321. The reversal of 13216460253 is 35206461231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13216460253 - 25 = 13216460221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13216460753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186838 + ... + 247671.

It is an arithmetic number, because the mean of its divisors is an integer number (2202965700).

Almost surely, 213216460253 is an apocalyptic number.

It is an amenable number.

13216460253 is a deficient number, since it is larger than the sum of its proper divisors (4407265347).

13216460253 is a wasteful number, since it uses less digits than its factorization.

13216460253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444651.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 13216460253 in words is "thirteen billion, two hundred sixteen million, four hundred sixty thousand, two hundred fifty-three".

Divisors: 1 3 10139 30417 434509 1303527 4405486751 13216460253