Base | Representation |
---|---|
bin | 1000110100111101111… |
… | …1000001111001011100 |
3 | 112111110021010122001210 |
4 | 2031033133001321130 |
5 | 4441043242432120 |
6 | 153400452104420 |
7 | 13646132354040 |
oct | 2151737017134 |
9 | 474407118053 |
10 | 151657389660 |
11 | 59354708577 |
12 | 25485905110 |
13 | 113bba59cba |
14 | 74a9944020 |
15 | 3e29367ce0 |
hex | 234f7c1e5c |
151657389660 has 144 divisors (see below), whose sum is σ = 501464936448. Its totient is φ = 33546245760.
The previous prime is 151657389599. The next prime is 151657389661. The reversal of 151657389660 is 66983756151.
It is a self number, because there is not a number n which added to its sum of digits gives 151657389660.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151657389661) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215749 + ... + 591491.
It is an arithmetic number, because the mean of its divisors is an integer number (3482395392).
Almost surely, 2151657389660 is an apocalyptic number.
151657389660 is a gapful number since it is divisible by the number (10) 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 151657389660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250732468224).
151657389660 is an abundant number, since it is smaller than the sum of its proper divisors (349807546788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151657389660 is a wasteful number, since it uses less digits than its factorization.
151657389660 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 375824 (or 375791 counting only the distinct ones).
The product of its (nonzero) digits is 8164800, while the sum is 57.
The spelling of 151657389660 in words is "one hundred fifty-one billion, six hundred fifty-seven million, three hundred eighty-nine thousand, six hundred sixty".
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