Base | Representation |
---|---|
bin | 10111001111100… |
… | …101000101001101 |
3 | 1000011210000120110 |
4 | 113033211011031 |
5 | 1244312210023 |
6 | 102410110233 |
7 | 12443414442 |
oct | 2717450515 |
9 | 1004700513 |
10 | 389960013 |
11 | 190138803 |
12 | aa71b379 |
13 | 62a37791 |
14 | 39b0d9c9 |
15 | 2437da93 |
hex | 173e514d |
389960013 has 8 divisors (see below), whose sum is σ = 537876000. Its totient is φ = 251008688.
The previous prime is 389960003. The next prime is 389960023. The reversal of 389960013 is 310069983.
It is an interprime number because it is at equal distance from previous prime (389960003) and next prime (389960023).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 389960013 - 25 = 389959981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389960003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2241063 + ... + 2241236.
It is an arithmetic number, because the mean of its divisors is an integer number (67234500).
Almost surely, 2389960013 is an apocalyptic number.
It is an amenable number.
389960013 is a deficient number, since it is larger than the sum of its proper divisors (147915987).
389960013 is a wasteful number, since it uses less digits than its factorization.
389960013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4482331.
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 389960013 is about 19747.4052219526. The cubic root of 389960013 is about 730.5893864021.
The spelling of 389960013 in words is "three hundred eighty-nine million, nine hundred sixty thousand, thirteen".
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