Base | Representation |
---|---|
bin | 10010000101000001111110… |
… | …010000001101101100011001 |
3 | 101102112010122010112020000111 |
4 | 102011001332100031230121 |
5 | 40410200103001410121 |
6 | 441034351011404321 |
7 | 22514306422213222 |
oct | 2205017620155431 |
9 | 342463563466014 |
10 | 79510552763161 |
11 | 23375266220913 |
12 | 8b018172b36a1 |
13 | 3549a7509ba00 |
14 | 158c48d0a2249 |
15 | 92d3ba4a02e1 |
hex | 48507e40db19 |
79510552763161 has 27 divisors (see below), whose sum is σ = 86428995535287. Its totient is φ = 73112619003840.
The previous prime is 79510552763113. The next prime is 79510552763177. The reversal of 79510552763161 is 16136725501597.
The square root of 79510552763161 is 8916869.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 16298830426761 + 63211722336400 = 4037181^2 + 7950580^2 .
It is not a de Polignac number, because 79510552763161 - 229 = 79510015892249 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 79510552763096 and 79510552763105.
It is not an unprimeable number, because it can be changed into a prime (79510552763261) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 33964352851 + ... + 33964355191.
Almost surely, 279510552763161 is an apocalyptic number.
79510552763161 is the 8916869-th square number.
79510552763161 is the 4458435-th centered octagonal number.
It is an amenable number.
79510552763161 is a deficient number, since it is larger than the sum of its proper divisors (6918442772126).
79510552763161 is an frugal number, since it uses more digits than its factorization.
79510552763161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5294 (or 2647 counting only the distinct ones).
The product of its (nonzero) digits is 11907000, while the sum is 58.
The spelling of 79510552763161 in words is "seventy-nine trillion, five hundred ten billion, five hundred fifty-two million, seven hundred sixty-three thousand, one hundred sixty-one".
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