Base | Representation |
---|---|
bin | 1110000110111001000101… |
… | …01101011010101110100110 |
3 | 11001211210010100101100002102 |
4 | 13003130202231122232212 |
5 | 13031240333031012220 |
6 | 145551455113412102 |
7 | 6351230052341513 |
oct | 703344255325646 |
9 | 131753110340072 |
10 | 31023131110310 |
11 | 9980921816539 |
12 | 35905a7a0a032 |
13 | 14406129b0bc1 |
14 | 79375589030a |
15 | 38beb20ec775 |
hex | 1c3722b5aba6 |
31023131110310 has 8 divisors (see below), whose sum is σ = 55841635998576. Its totient is φ = 12409252444120.
The previous prime is 31023131110217. The next prime is 31023131110327. The reversal of 31023131110310 is 1301113132013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×310231311103102 (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 3 ways as a sum of consecutive naturals, for example, 1551156555506 + ... + 1551156555525.
It is an arithmetic number, because the mean of its divisors is an integer number (6980204499822).
Almost surely, 231023131110310 is an apocalyptic number.
31023131110310 is a deficient number, since it is larger than the sum of its proper divisors (24818504888266).
31023131110310 is a wasteful number, since it uses less digits than its factorization.
31023131110310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3102313111038.
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 31023131110310 its reverse (1301113132013), we get a palindrome (32324244242323).
The spelling of 31023131110310 in words is "thirty-one trillion, twenty-three billion, one hundred thirty-one million, one hundred ten thousand, three hundred ten".
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