Base | Representation |
---|---|
bin | 10010001101011… |
… | …00010111100000 |
3 | 101122102110222020 |
4 | 21012230113200 |
5 | 303100441121 |
6 | 23053541440 |
7 | 3533230632 |
oct | 1106542740 |
9 | 348373866 |
10 | 152749536 |
11 | 7924aa95 |
12 | 431a4880 |
13 | 25852554 |
14 | 16402a52 |
15 | d6241c6 |
hex | 91ac5e0 |
152749536 has 24 divisors (see below), whose sum is σ = 400967784. Its totient is φ = 50916480.
The previous prime is 152749529. The next prime is 152749561. The reversal of 152749536 is 635947251.
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795475 + ... + 795666.
It is an arithmetic number, because the mean of its divisors is an integer number (16706991).
Almost surely, 2152749536 is an apocalyptic number.
152749536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
152749536 is an abundant number, since it is smaller than the sum of its proper divisors (248218248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152749536 is a wasteful number, since it uses less digits than its factorization.
152749536 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1591154 (or 1591146 counting only the distinct ones).
The product of its digits is 226800, while the sum is 42.
The square root of 152749536 is about 12359.1883228633. The cubic root of 152749536 is about 534.5561124342.
The spelling of 152749536 in words is "one hundred fifty-two million, seven hundred forty-nine thousand, five hundred thirty-six".
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