Base | Representation |
---|---|
bin | 11100010100011010… |
… | …110011100000100000 |
3 | 2220111010210000201000 |
4 | 130110122303200200 |
5 | 444233234421422 |
6 | 21545142512000 |
7 | 2124344100120 |
oct | 342432634040 |
9 | 86433700630 |
10 | 30407342112 |
11 | 11994174204 |
12 | 5a87435600 |
13 | 2b378a7534 |
14 | 16865a0c80 |
15 | bce78ccac |
hex | 7146b3820 |
30407342112 has 96 divisors (see below), whose sum is σ = 101357827200. Its totient is φ = 8687810304.
The previous prime is 30407342107. The next prime is 30407342137. The reversal of 30407342112 is 21124370403.
It is a happy number.
30407342112 is a `hidden beast` number, since 304 + 0 + 7 + 342 + 1 + 12 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2507787 + ... + 2519882.
It is an arithmetic number, because the mean of its divisors is an integer number (1055810700).
Almost surely, 230407342112 is an apocalyptic number.
30407342112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30407342112 is an abundant number, since it is smaller than the sum of its proper divisors (70950485088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30407342112 is a wasteful number, since it uses less digits than its factorization.
30407342112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5027695 (or 5027681 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The spelling of 30407342112 in words is "thirty billion, four hundred seven million, three hundred forty-two thousand, one hundred twelve".
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