Base | Representation |
---|---|
bin | 100101000001111001… |
… | …0010001001000100000 |
3 | 21121020220200001222011 |
4 | 1022003302101020200 |
5 | 2300324210412000 |
6 | 100310422122304 |
7 | 5513406165352 |
oct | 1120362211040 |
9 | 247226601864 |
10 | 79520404000 |
11 | 307a7216554 |
12 | 134b3280394 |
13 | 7663974cbb |
14 | 3bc51b50d2 |
15 | 21063362ba |
hex | 1283c91220 |
79520404000 has 48 divisors (see below), whose sum is σ = 195381642456. Its totient is φ = 31808160000.
The previous prime is 79520403979. The next prime is 79520404021. The reversal of 79520404000 is 40402597.
It is an interprime number because it is at equal distance from previous prime (79520403979) and next prime (79520404021).
It can be written as a sum of positive squares in 4 ways, for example, as 38536830864 + 40983573136 = 196308^2 + 202444^2 .
It is a super-3 number, since 3×795204040003 (a number of 34 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9936051 + ... + 9944050.
Almost surely, 279520404000 is an apocalyptic number.
It is an amenable number.
79520404000 is an abundant number, since it is smaller than the sum of its proper divisors (115861238456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79520404000 is a wasteful number, since it uses less digits than its factorization.
79520404000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19880126 (or 19880108 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
Adding to 79520404000 its reverse (40402597), we get a palindrome (79560806597).
The spelling of 79520404000 in words is "seventy-nine billion, five hundred twenty million, four hundred four thousand".
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