Base | Representation |
---|---|
bin | 10001011101100111101010… |
… | …11101000011100011010111 |
3 | 12000222010000110210000210012 |
4 | 20232303311131003203113 |
5 | 20013131001132122022 |
6 | 213401122242150435 |
7 | 11042250456306563 |
oct | 1056636535034327 |
9 | 160863013700705 |
10 | 38401125660887 |
11 | 1126590a358340 |
12 | 438248b35241b |
13 | 1857297938372 |
14 | 96a8a54ca6a3 |
15 | 468d7c38bde2 |
hex | 22ecf57438d7 |
38401125660887 has 16 divisors (see below), whose sum is σ = 44240203461888. Its totient is φ = 32989966500480.
The previous prime is 38401125660847. The next prime is 38401125660893. The reversal of 38401125660887 is 78806652110483.
It is a de Polignac number, because none of the positive numbers 2k-38401125660887 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38401125660827) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 914335058 + ... + 914377055.
It is an arithmetic number, because the mean of its divisors is an integer number (2765012716368).
Almost surely, 238401125660887 is an apocalyptic number.
38401125660887 is a deficient number, since it is larger than the sum of its proper divisors (5839077801001).
38401125660887 is a wasteful number, since it uses less digits than its factorization.
38401125660887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1828712230.
The product of its (nonzero) digits is 15482880, while the sum is 59.
The spelling of 38401125660887 in words is "thirty-eight trillion, four hundred one billion, one hundred twenty-five million, six hundred sixty thousand, eight hundred eighty-seven".
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