Base | Representation |
---|---|
bin | 10010010011001… |
… | …011000011101000 |
3 | 210101201000122201 |
4 | 102103023003220 |
5 | 1112044002122 |
6 | 50244225544 |
7 | 10415410060 |
oct | 2223130350 |
9 | 711630581 |
10 | 307015912 |
11 | 148336665 |
12 | 8699b2b4 |
13 | 4b7b6328 |
14 | 2cabc3a0 |
15 | 1be47a27 |
hex | 124cb0e8 |
307015912 has 16 divisors (see below), whose sum is σ = 657891360. Its totient is φ = 131578224.
The previous prime is 307015859. The next prime is 307015931. The reversal of 307015912 is 219510703.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 2741158 + ... + 2741269.
It is an arithmetic number, because the mean of its divisors is an integer number (41118210).
Almost surely, 2307015912 is an apocalyptic number.
It is an amenable number.
307015912 is an abundant number, since it is smaller than the sum of its proper divisors (350875448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307015912 is a wasteful number, since it uses less digits than its factorization.
307015912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5482440 (or 5482436 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 307015912 is about 17521.8695349555. The cubic root of 307015912 is about 674.6113259420.
The spelling of 307015912 in words is "three hundred seven million, fifteen thousand, nine hundred twelve".
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