Base | Representation |
---|---|
bin | 111001100001… |
… | …0101100111110 |
3 | 2002202011111021 |
4 | 1303002230332 |
5 | 30210021010 |
6 | 2554214354 |
7 | 514223056 |
oct | 163025476 |
9 | 62664437 |
10 | 30157630 |
11 | 16028968 |
12 | a1243ba |
13 | 632b969 |
14 | 4010566 |
15 | 29aa8da |
hex | 1cc2b3e |
30157630 has 8 divisors (see below), whose sum is σ = 54283752. Its totient is φ = 12063048.
The previous prime is 30157619. The next prime is 30157649. The reversal of 30157630 is 3675103.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30157595 and 30157604.
It is a congruent number.
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, 1507872 + ... + 1507891.
It is an arithmetic number, because the mean of its divisors is an integer number (6785469).
Almost surely, 230157630 is an apocalyptic number.
30157630 is a deficient number, since it is larger than the sum of its proper divisors (24126122).
30157630 is a wasteful number, since it uses less digits than its factorization.
30157630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3015770.
The product of its (nonzero) digits is 1890, while the sum is 25.
The square root of 30157630 is about 5491.5963070859. The cubic root of 30157630 is about 311.2665147176.
The spelling of 30157630 in words is "thirty million, one hundred fifty-seven thousand, six hundred thirty".
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