Base | Representation |
---|---|
bin | 10010010011101… |
… | …010001010101110 |
3 | 210101221111110100 |
4 | 102103222022232 |
5 | 1112112041332 |
6 | 50251051530 |
7 | 10416450432 |
oct | 2223521256 |
9 | 711844410 |
10 | 307143342 |
11 | 148413380 |
12 | 86a40ba6 |
13 | 4b82c32c |
14 | 2cb129c2 |
15 | 1be7067c |
hex | 124ea2ae |
307143342 has 24 divisors (see below), whose sum is σ = 725975640. Its totient is φ = 93073680.
The previous prime is 307143337. The next prime is 307143349. The reversal of 307143342 is 243341703.
307143342 is a `hidden beast` number, since 307 + 14 + 3 + 342 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307143349) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 775417 + ... + 775812.
It is an arithmetic number, because the mean of its divisors is an integer number (30248985).
Almost surely, 2307143342 is an apocalyptic number.
307143342 is an abundant number, since it is smaller than the sum of its proper divisors (418832298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307143342 is a wasteful number, since it uses less digits than its factorization.
307143342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1551248 (or 1551245 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 27.
The square root of 307143342 is about 17525.5054705991. The cubic root of 307143342 is about 674.7046477396.
The spelling of 307143342 in words is "three hundred seven million, one hundred forty-three thousand, three hundred forty-two".
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