Base | Representation |
---|---|
bin | 11100110000100000… |
… | …101101000000101000 |
3 | 2221200222121222010211 |
4 | 130300200231000220 |
5 | 1001214413303113 |
6 | 22104020350504 |
7 | 2142126124564 |
oct | 346040550050 |
9 | 87628558124 |
10 | 30878650408 |
11 | 121062140a1 |
12 | 5b99245434 |
13 | 2bb1424c98 |
14 | 16cd0086a4 |
15 | c0ad39b3d |
hex | 73082d028 |
30878650408 has 16 divisors (see below), whose sum is σ = 57901236480. Its totient is φ = 15438320688.
The previous prime is 30878650381. The next prime is 30878650441. The reversal of 30878650408 is 80405687803.
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, 14235 + ... + 248917.
It is an arithmetic number, because the mean of its divisors is an integer number (3618827280).
Almost surely, 230878650408 is an apocalyptic number.
It is an amenable number.
30878650408 is a deficient number, since it is larger than the sum of its proper divisors (27022586072).
30878650408 is a wasteful number, since it uses less digits than its factorization.
30878650408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251136 (or 251132 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 49.
The spelling of 30878650408 in words is "thirty billion, eight hundred seventy-eight million, six hundred fifty thousand, four hundred eight".
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