Base | Representation |
---|---|
bin | 11100110111110100… |
… | …100101000000010010 |
3 | 2222000112102021010201 |
4 | 130313310211000102 |
5 | 1001442313113020 |
6 | 22124121245414 |
7 | 2145145465531 |
oct | 346764450022 |
9 | 88015367121 |
10 | 31001301010 |
11 | 12169476329 |
12 | 601233386a |
13 | 2c009694c4 |
14 | 1701414318 |
15 | c169b5a0a |
hex | 737d25012 |
31001301010 has 16 divisors (see below), whose sum is σ = 55832360472. Its totient is φ = 12393849600.
The previous prime is 31001301007. The next prime is 31001301059. The reversal of 31001301010 is 1010310013.
It can be written as a sum of positive squares in 4 ways, for example, as 14558111649 + 16443189361 = 120657^2 + 128231^2 .
It is a super-2 number, since 2×310013010102 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
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, 814311 + ... + 851530.
Almost surely, 231001301010 is an apocalyptic number.
31001301010 is a deficient number, since it is larger than the sum of its proper divisors (24831059462).
31001301010 is a wasteful number, since it uses less digits than its factorization.
31001301010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1667709.
The product of its (nonzero) digits is 9, while the sum is 10.
Adding to 31001301010 its reverse (1010310013), we get a palindrome (32011611023).
The spelling of 31001301010 in words is "thirty-one billion, one million, three hundred one thousand, ten".
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