Base | Representation |
---|---|
bin | 10111001101110… |
… | …111010100000001 |
3 | 1000010221011211011 |
4 | 113031313110001 |
5 | 1244203313101 |
6 | 102352320521 |
7 | 12436532560 |
oct | 2715672401 |
9 | 1003834734 |
10 | 389510401 |
11 | 18a960a25 |
12 | aa543141 |
13 | 6290ac37 |
14 | 39a33bd7 |
15 | 242e0751 |
hex | 17377501 |
389510401 has 4 divisors (see below), whose sum is σ = 445154752. Its totient is φ = 333866052.
The previous prime is 389510399. The next prime is 389510411. The reversal of 389510401 is 104015983.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 389510401 - 21 = 389510399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (389510411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27822165 + ... + 27822178.
It is an arithmetic number, because the mean of its divisors is an integer number (111288688).
Almost surely, 2389510401 is an apocalyptic number.
It is an amenable number.
389510401 is a deficient number, since it is larger than the sum of its proper divisors (55644351).
389510401 is an equidigital number, since it uses as much as digits as its factorization.
389510401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55644350.
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 389510401 is about 19736.0178607540. The cubic root of 389510401 is about 730.3084959960.
The spelling of 389510401 in words is "three hundred eighty-nine million, five hundred ten thousand, four hundred one".
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