Base | Representation |
---|---|
bin | 1011010001000011011… |
… | …01011100001011011000 |
3 | 1101000012112200110112220 |
4 | 11220201231130023120 |
5 | 22320301312213124 |
6 | 453500450504040 |
7 | 36653003643564 |
oct | 5504155341330 |
9 | 1330175613486 |
10 | 387112616664 |
11 | 13a19aa86574 |
12 | 63037295020 |
13 | 2a6736a9a27 |
14 | 14a447906a4 |
15 | a10a2de879 |
hex | 5a21b5c2d8 |
387112616664 has 128 divisors (see below), whose sum is σ = 1034947108800. Its totient is φ = 120235622400.
The previous prime is 387112616623. The next prime is 387112616677. The reversal of 387112616664 is 466616211783.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71196954 + ... + 71202390.
Almost surely, 2387112616664 is an apocalyptic number.
387112616664 is a gapful number since it is divisible by the number (34) 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 387112616664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (517473554400).
387112616664 is an abundant number, since it is smaller than the sum of its proper divisors (647834492136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387112616664 is a wasteful number, since it uses less digits than its factorization.
387112616664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7173 (or 7169 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 51.
The spelling of 387112616664 in words is "three hundred eighty-seven billion, one hundred twelve million, six hundred sixteen thousand, six hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •