Base | Representation |
---|---|
bin | 101100010010110111001011… |
… | …1000100000000000000000000 |
3 | 1220002112100121001000201200000 |
4 | 1120211232113010000000000 |
5 | 402032020232110233312 |
6 | 3500353103334400000 |
7 | 145032103010164362 |
oct | 13045562704000000 |
9 | 1802470531021600 |
10 | 389620492664832 |
11 | 1031661397a6720 |
12 | 3784708a800000 |
13 | 139530935462a0 |
14 | 6c2da37c44d32 |
15 | 3009dca927adc |
hex | 1625b97100000 |
389620492664832 has 3024 divisors, whose sum is σ = 1496105912788032. Its totient is φ = 99801618186240.
The previous prime is 389620492664827. The next prime is 389620492664941. The reversal of 389620492664832 is 238466294026983.
389620492664832 is a `hidden beast` number, since 3 + 8 + 9 + 6 + 2 + 0 + 492 + 66 + 48 + 32 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10530283585518 + ... + 10530283585554.
Almost surely, 2389620492664832 is an apocalyptic number.
389620492664832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 389620492664832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (748052956394016).
389620492664832 is an abundant number, since it is smaller than the sum of its proper divisors (1106485420123200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389620492664832 is an frugal number, since it uses more digits than its factorization.
389620492664832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150 (or 83 counting only the distinct ones).
The product of its (nonzero) digits is 1289945088, while the sum is 72.
The spelling of 389620492664832 in words is "three hundred eighty-nine trillion, six hundred twenty billion, four hundred ninety-two million, six hundred sixty-four thousand, eight hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •