Base | Representation |
---|---|
bin | 10010001111001… |
… | …01110011101101 |
3 | 101122212102201012 |
4 | 21013211303231 |
5 | 303131003223 |
6 | 23102555005 |
7 | 3535230602 |
oct | 1107456355 |
9 | 348772635 |
10 | 152984813 |
11 | 793a0833 |
12 | 43298a65 |
13 | 25905677 |
14 | 164646a9 |
15 | d66dc78 |
hex | 91e5ced |
152984813 has 4 divisors (see below), whose sum is σ = 154152768. Its totient is φ = 151816860.
The previous prime is 152984807. The next prime is 152984837. The reversal of 152984813 is 318489251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 152984813 - 226 = 85875949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152984893) 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, 583781 + ... + 584042.
It is an arithmetic number, because the mean of its divisors is an integer number (38538192).
Almost surely, 2152984813 is an apocalyptic number.
It is an amenable number.
152984813 is a deficient number, since it is larger than the sum of its proper divisors (1167955).
152984813 is a wasteful number, since it uses less digits than its factorization.
152984813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1167954.
The product of its digits is 69120, while the sum is 41.
The square root of 152984813 is about 12368.7029635286. The cubic root of 152984813 is about 534.8304269404.
The spelling of 152984813 in words is "one hundred fifty-two million, nine hundred eighty-four thousand, eight hundred thirteen".
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