Base | Representation |
---|---|
bin | 111001100001… |
… | …0011001010101 |
3 | 2002202002202201 |
4 | 1303002121111 |
5 | 30210000443 |
6 | 2554204501 |
7 | 514216312 |
oct | 163023125 |
9 | 62662681 |
10 | 30156373 |
11 | 16027a25 |
12 | a123731 |
13 | 632b210 |
14 | 400dd09 |
15 | 29aa34d |
hex | 1cc2655 |
30156373 has 16 divisors (see below), whose sum is σ = 33732160. Its totient is φ = 26780544.
The previous prime is 30156349. The next prime is 30156383. The reversal of 30156373 is 37365103.
It is a cyclic number.
It is not a de Polignac number, because 30156373 - 25 = 30156341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30156383) 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, 40438 + ... + 41176.
It is an arithmetic number, because the mean of its divisors is an integer number (2108260).
Almost surely, 230156373 is an apocalyptic number.
It is an amenable number.
30156373 is a deficient number, since it is larger than the sum of its proper divisors (3575787).
30156373 is a wasteful number, since it uses less digits than its factorization.
30156373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 868.
The product of its (nonzero) digits is 5670, while the sum is 28.
The square root of 30156373 is about 5491.4818582965. The cubic root of 30156373 is about 311.2621900249.
The spelling of 30156373 in words is "thirty million, one hundred fifty-six thousand, three hundred seventy-three".
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