Base | Representation |
---|---|
bin | 10010001101010… |
… | …11111101010000 |
3 | 101122102101200000 |
4 | 21012223331100 |
5 | 303100412411 |
6 | 23053530000 |
7 | 3533223012 |
oct | 1106537520 |
9 | 348371600 |
10 | 152747856 |
11 | 792497a8 |
12 | 431a3900 |
13 | 25851861 |
14 | 164021b2 |
15 | d623956 |
hex | 91abf50 |
152747856 has 120 divisors (see below), whose sum is σ = 469594944. Its totient is φ = 47900160.
The previous prime is 152747851. The next prime is 152747879. The reversal of 152747856 is 658747251.
152747856 is a `hidden beast` number, since 1 + 527 + 4 + 78 + 56 = 666.
152747856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1527478563 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152747851) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64941 + ... + 67251.
Almost surely, 2152747856 is an apocalyptic number.
152747856 is a gapful number since it is divisible by the number (16) 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 152747856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234797472).
152747856 is an abundant number, since it is smaller than the sum of its proper divisors (316847088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152747856 is a wasteful number, since it uses less digits than its factorization.
152747856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2351 (or 2333 counting only the distinct ones).
The product of its digits is 470400, while the sum is 45.
The square root of 152747856 is about 12359.1203570481. The cubic root of 152747856 is about 534.5541526736.
The spelling of 152747856 in words is "one hundred fifty-two million, seven hundred forty-seven thousand, eight hundred fifty-six".
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