Base | Representation |
---|---|
bin | 111101001011001101… |
… | …1110110011011100100 |
3 | 110120002121021220021100 |
4 | 1322112123312123210 |
5 | 4123022430331431 |
6 | 140204001120100 |
7 | 12330354146301 |
oct | 1722633663344 |
9 | 416077256240 |
10 | 131372902116 |
11 | 5079563a885 |
12 | 21564629030 |
13 | c508456251 |
14 | 65039660a8 |
15 | 363d6544e6 |
hex | 1e966f66e4 |
131372902116 has 81 divisors (see below), whose sum is σ = 334880943579. Its totient is φ = 43424888832.
The previous prime is 131372902109. The next prime is 131372902123. The reversal of 131372902116 is 611209273131.
The square root of 131372902116 is 362454.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (131372902109) and next prime (131372902123).
It can be written as a sum of positive squares in 4 ways, for example, as 90147660516 + 41225241600 = 300246^2 + 203040^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 419721576 + ... + 419721888.
Almost surely, 2131372902116 is an apocalyptic number.
131372902116 is the 362454-th square number.
It is an amenable number.
131372902116 is an abundant number, since it is smaller than the sum of its proper divisors (203508041463).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131372902116 is an equidigital number, since it uses as much as digits as its factorization.
131372902116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1022 (or 511 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 36.
Multiplying 131372902116 by its sum of digits (36), we get a square (4729424476176 = 21747242).
131372902116 divided by its sum of digits (36) gives a square (3649247281 = 604092).
The spelling of 131372902116 in words is "one hundred thirty-one billion, three hundred seventy-two million, nine hundred two thousand, one hundred sixteen".
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