Base | Representation |
---|---|
bin | 11101000011110010… |
… | …100100100001010010 |
3 | 2222112112020222101121 |
4 | 131003302210201102 |
5 | 1002400214220310 |
6 | 22200053152454 |
7 | 2153134325311 |
oct | 350362444122 |
9 | 88475228347 |
10 | 31202101330 |
11 | 12261855604 |
12 | 606962b72a |
13 | 2c33443b6a |
14 | 171dd64278 |
15 | c2942c0da |
hex | 743ca4852 |
31202101330 has 16 divisors (see below), whose sum is σ = 56195962560. Its totient is φ = 12473689392.
The previous prime is 31202101327. The next prime is 31202101331. The reversal of 31202101330 is 3310120213.
It is a super-2 number, since 2×312021013302 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31202101331) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875550 + ... + 910489.
It is an arithmetic number, because the mean of its divisors is an integer number (3512247660).
Almost surely, 231202101330 is an apocalyptic number.
31202101330 is a deficient number, since it is larger than the sum of its proper divisors (24993861230).
31202101330 is a wasteful number, since it uses less digits than its factorization.
31202101330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1787793.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 31202101330 its reverse (3310120213), we get a palindrome (34512221543).
The spelling of 31202101330 in words is "thirty-one billion, two hundred two million, one hundred one thousand, three hundred thirty".
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