Base | Representation |
---|---|
bin | 100000101010001100… |
… | …0111111000000010000 |
3 | 20201000211222000120222 |
4 | 1001110120333000100 |
5 | 2122114114444100 |
6 | 52115243052212 |
7 | 5032006214306 |
oct | 1012430770020 |
9 | 221024860528 |
10 | 70135312400 |
11 | 278206122aa |
12 | 11714211068 |
13 | 67c94a316a |
14 | 357499a276 |
15 | 1c5743d485 |
hex | 105463f010 |
70135312400 has 30 divisors (see below), whose sum is σ = 168500089002. Its totient is φ = 28054124800.
The previous prime is 70135312399. The next prime is 70135312409. The reversal of 70135312400 is 421353107.
It can be written as a sum of positive squares in 3 ways, for example, as 23153882896 + 46981429504 = 152164^2 + 216752^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 70135312400.
It is not an unprimeable number, because it can be changed into a prime (70135312409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87668741 + ... + 87669540.
Almost surely, 270135312400 is an apocalyptic number.
It is an amenable number.
70135312400 is an abundant number, since it is smaller than the sum of its proper divisors (98364776602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70135312400 is a wasteful number, since it uses less digits than its factorization.
70135312400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175338299 (or 175338288 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 26.
Adding to 70135312400 its reverse (421353107), we get a palindrome (70556665507).
The spelling of 70135312400 in words is "seventy billion, one hundred thirty-five million, three hundred twelve thousand, four hundred".
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