Base | Representation |
---|---|
bin | 101011010111110000… |
… | …1101011111000110010 |
3 | 22220102000202101100000 |
4 | 1112233201223320302 |
5 | 3011222111002110 |
6 | 110442035210430 |
7 | 6505034524260 |
oct | 1265741537062 |
9 | 286360671300 |
10 | 93139156530 |
11 | 36555697932 |
12 | 16074146a16 |
13 | 8a242a9c54 |
14 | 4717ba9430 |
15 | 2651c5c1c0 |
hex | 15af86be32 |
93139156530 has 384 divisors, whose sum is σ = 305329489920. Its totient is φ = 19953838080.
The previous prime is 93139156519. The next prime is 93139156543. The reversal of 93139156530 is 3565193139.
93139156530 is a `hidden beast` number, since 9 + 31 + 39 + 1 + 56 + 530 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 31347945 + ... + 31350915.
It is an arithmetic number, because the mean of its divisors is an integer number (795128880).
Almost surely, 293139156530 is an apocalyptic number.
93139156530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 93139156530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152664744960).
93139156530 is an abundant number, since it is smaller than the sum of its proper divisors (212190333390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
93139156530 is a wasteful number, since it uses less digits than its factorization.
93139156530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3116 (or 3104 counting only the distinct ones).
The product of its (nonzero) digits is 328050, while the sum is 45.
The spelling of 93139156530 in words is "ninety-three billion, one hundred thirty-nine million, one hundred fifty-six thousand, five hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •