Base | Representation |
---|---|
bin | 11101010100100110… |
… | …101100000001110100 |
3 | 10000021012002000200111 |
4 | 131110212230001310 |
5 | 1003434423332103 |
6 | 22244051352404 |
7 | 2163131163502 |
oct | 352446540164 |
9 | 100235060614 |
10 | 31484199028 |
11 | 123970117a7 |
12 | 6127bb2704 |
13 | 2c79a14289 |
14 | 17495d7672 |
15 | c440a186d |
hex | 7549ac074 |
31484199028 has 24 divisors (see below), whose sum is σ = 56075412960. Its totient is φ = 15463073760.
The previous prime is 31484198971. The next prime is 31484199029. The reversal of 31484199028 is 82099148413.
It is a super-2 number, since 2×314841990282 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31484199029) 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, 250798 + ... + 354778.
It is an arithmetic number, because the mean of its divisors is an integer number (2336475540).
Almost surely, 231484199028 is an apocalyptic number.
It is an amenable number.
31484199028 is a deficient number, since it is larger than the sum of its proper divisors (24591213932).
31484199028 is a wasteful number, since it uses less digits than its factorization.
31484199028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105327 (or 105325 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 49.
The spelling of 31484199028 in words is "thirty-one billion, four hundred eighty-four million, one hundred ninety-nine thousand, twenty-eight".
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