Base | Representation |
---|---|
bin | 10010001011011… |
… | …00111101010100 |
3 | 101121221021200211 |
4 | 21011230331110 |
5 | 303014133222 |
6 | 23044215204 |
7 | 3531066466 |
oct | 1105547524 |
9 | 347837624 |
10 | 152489812 |
11 | 79092942 |
12 | 4309a504 |
13 | 25791277 |
14 | 16376136 |
15 | d5c2277 |
hex | 916cf54 |
152489812 has 12 divisors (see below), whose sum is σ = 268400916. Its totient is φ = 75803840.
The previous prime is 152489797. The next prime is 152489819. The reversal of 152489812 is 218984251.
152489812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 146748996 + 5740816 = 12114^2 + 2396^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152489819) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109489 + ... + 110872.
It is an arithmetic number, because the mean of its divisors is an integer number (22366743).
Almost surely, 2152489812 is an apocalyptic number.
It is an amenable number.
152489812 is a deficient number, since it is larger than the sum of its proper divisors (115911104).
152489812 is a wasteful number, since it uses less digits than its factorization.
152489812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220538 (or 220536 counting only the distinct ones).
The product of its digits is 46080, while the sum is 40.
The square root of 152489812 is about 12348.6765282762. The cubic root of 152489812 is about 534.2529673440.
The spelling of 152489812 in words is "one hundred fifty-two million, four hundred eighty-nine thousand, eight hundred twelve".
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