Base | Representation |
---|---|
bin | 10010001000001… |
… | …00111010000101 |
3 | 101121010122001222 |
4 | 21010010322011 |
5 | 302412013441 |
6 | 23031130125 |
7 | 3524343113 |
oct | 1104047205 |
9 | 347118058 |
10 | 152063621 |
11 | 78921716 |
12 | 42b13945 |
13 | 25672298 |
14 | 162a4ab3 |
15 | d53ad4b |
hex | 9104e85 |
152063621 has 6 divisors (see below), whose sum is σ = 153250566. Its totient is φ = 150885800.
The previous prime is 152063579. The next prime is 152063627. The reversal of 152063621 is 126360251.
It can be written as a sum of positive squares in only one way, i.e., 151634596 + 429025 = 12314^2 + 655^2 .
It is a de Polignac number, because none of the positive numbers 2k-152063621 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 (152063627) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12731 + ... + 21591.
It is an arithmetic number, because the mean of its divisors is an integer number (25541761).
Almost surely, 2152063621 is an apocalyptic number.
It is an amenable number.
152063621 is a deficient number, since it is larger than the sum of its proper divisors (1186945).
152063621 is an frugal number, since it uses more digits than its factorization.
152063621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9123 (or 8992 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 152063621 is about 12331.4079082642. The cubic root of 152063621 is about 533.7547782975.
The spelling of 152063621 in words is "one hundred fifty-two million, sixty-three thousand, six hundred twenty-one".
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