Base | Representation |
---|---|
bin | 1000011010000… |
… | …10010111000100 |
3 | 11220201010001001 |
4 | 10031002113010 |
5 | 121023321104 |
6 | 10555343044 |
7 | 1514315224 |
oct | 415022704 |
9 | 156633031 |
10 | 70526404 |
11 | 368a0593 |
12 | 1b751a84 |
13 | 117c4300 |
14 | 951c084 |
15 | 62d1aa4 |
hex | 43425c4 |
70526404 has 81 divisors (see below), whose sum is σ = 149834727. Its totient is φ = 29023488.
The previous prime is 70526377. The next prime is 70526413. The reversal of 70526404 is 40462507.
The square root of 70526404 is 8398.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 636804 + 69889600 = 798^2 + 8360^2 .
It is a super-2 number, since 2×705264042 = 9947947322342432, which contains 22 as substring.
It is a Duffinian number.
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, 3711907 + ... + 3711925.
Almost surely, 270526404 is an apocalyptic number.
70526404 is the 8398-th square number.
It is an amenable number.
70526404 is an abundant number, since it is smaller than the sum of its proper divisors (79308323).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70526404 is a wasteful number, since it uses less digits than its factorization.
70526404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102 (or 51 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The cubic root of 70526404 is about 413.1590278457.
It can be divided in two parts, 7052 and 6404, that added together give a square (13456 = 1162).
The spelling of 70526404 in words is "seventy million, five hundred twenty-six thousand, four hundred four".
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