Base | Representation |
---|---|
bin | 11100100001001111… |
… | …011011011110001000 |
3 | 2221001010120100021220 |
4 | 130201033123132020 |
5 | 1000203322321010 |
6 | 22022345402040 |
7 | 2132565435231 |
oct | 344117333610 |
9 | 87033510256 |
10 | 30622463880 |
11 | 11a94645398 |
12 | 5b27499320 |
13 | 2b70327718 |
14 | 16a6d9c088 |
15 | be35d2970 |
hex | 7213db788 |
30622463880 has 64 divisors (see below), whose sum is σ = 91958803200. Its totient is φ = 8157864960.
The previous prime is 30622463819. The next prime is 30622463881. The reversal of 30622463880 is 8836422603.
It is not an unprimeable number, because it can be changed into a prime (30622463881) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5376 + ... + 247535.
It is an arithmetic number, because the mean of its divisors is an integer number (1436856300).
Almost surely, 230622463880 is an apocalyptic number.
30622463880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30622463880 is an abundant number, since it is smaller than the sum of its proper divisors (61336339320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30622463880 is a wasteful number, since it uses less digits than its factorization.
30622463880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253934 (or 253930 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 42.
The spelling of 30622463880 in words is "thirty billion, six hundred twenty-two million, four hundred sixty-three thousand, eight hundred eighty".
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