Base | Representation |
---|---|
bin | 11100011100001100… |
… | …000010111000000000 |
3 | 2220211020001102020200 |
4 | 130130030002320000 |
5 | 1000020122044444 |
6 | 22010120405200 |
7 | 2130516042000 |
oct | 343414027000 |
9 | 86736042220 |
10 | 30537690624 |
11 | 11a50803a51 |
12 | 5b03016800 |
13 | 2b588b582c |
14 | 1699a12000 |
15 | bdae39969 |
hex | 71c302e00 |
30537690624 has 360 divisors, whose sum is σ = 103524735600. Its totient is φ = 8662284288.
The previous prime is 30537690611. The next prime is 30537690629. The reversal of 30537690624 is 42609673503.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
30537690624 is a `hidden beast` number, since 3 + 0 + 537 + 6 + 90 + 6 + 24 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 30537690624.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30537690629) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 219695547 + ... + 219695685.
It is an arithmetic number, because the mean of its divisors is an integer number (287568710).
Almost surely, 230537690624 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30537690624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51762367800).
30537690624 is an abundant number, since it is smaller than the sum of its proper divisors (72987044976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30537690624 is an frugal number, since it uses more digits than its factorization.
30537690624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323 (or 151 counting only the distinct ones).
The product of its (nonzero) digits is 816480, while the sum is 45.
The spelling of 30537690624 in words is "thirty billion, five hundred thirty-seven million, six hundred ninety thousand, six hundred twenty-four".
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