Base | Representation |
---|---|
bin | 1110000111000110000101… |
… | …01100100111101011111100 |
3 | 11001212110010201211000000022 |
4 | 13003203002230213223330 |
5 | 13031344131204114400 |
6 | 145555011424151312 |
7 | 6351565025665232 |
oct | 703430254475374 |
9 | 131773121730008 |
10 | 31030110223100 |
11 | 99838832a424a |
12 | 3591a15168538 |
13 | 1441185882941 |
14 | 793c18730952 |
15 | 38c26eb8cb85 |
hex | 1c38c2b27afc |
31030110223100 has 36 divisors (see below), whose sum is σ = 67335581486544. Its totient is φ = 12411999425280.
The previous prime is 31030110223097. The next prime is 31030110223111. The reversal of 31030110223100 is 132201103013.
It is a super-2 number, since 2×310301102231002 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51793457 + ... + 52389143.
Almost surely, 231030110223100 is an apocalyptic number.
It is an amenable number.
31030110223100 is an abundant number, since it is smaller than the sum of its proper divisors (36305471263444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31030110223100 is a wasteful number, since it uses less digits than its factorization.
31030110223100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1116614 (or 1116607 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 31030110223100 its reverse (132201103013), we get a palindrome (31162311326113).
The spelling of 31030110223100 in words is "thirty-one trillion, thirty billion, one hundred ten million, two hundred twenty-three thousand, one hundred".
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