Base | Representation |
---|---|
bin | 11101000000001010… |
… | …011100010110100010 |
3 | 2222101021202102200220 |
4 | 131000022130112202 |
5 | 1002234130003331 |
6 | 22150041023510 |
7 | 2151465155454 |
oct | 350012342642 |
9 | 88337672626 |
10 | 31141250466 |
11 | 12230473437 |
12 | 6051184b96 |
13 | 2c23959831 |
14 | 1715c442d4 |
15 | c23e0c296 |
hex | 74029c5a2 |
31141250466 has 16 divisors (see below), whose sum is σ = 63965812224. Its totient is φ = 10099864944.
The previous prime is 31141250423. The next prime is 31141250501. The reversal of 31141250466 is 66405214113.
It is a super-2 number, since 2×311412504662 (a number of 22 digits) contains 22 as substring.
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, 70137730 + ... + 70138173.
It is an arithmetic number, because the mean of its divisors is an integer number (3997863264).
Almost surely, 231141250466 is an apocalyptic number.
31141250466 is an abundant number, since it is smaller than the sum of its proper divisors (32824561758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31141250466 is a wasteful number, since it uses less digits than its factorization.
31141250466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140275945.
The product of its (nonzero) digits is 17280, while the sum is 33.
Adding to 31141250466 its reverse (66405214113), we get a palindrome (97546464579).
The spelling of 31141250466 in words is "thirty-one billion, one hundred forty-one million, two hundred fifty thousand, four hundred sixty-six".
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