Base | Representation |
---|---|
bin | 10010001011001… |
… | …10111011110011 |
3 | 101121220000212000 |
4 | 21011212323303 |
5 | 303012341024 |
6 | 23043505043 |
7 | 3530634531 |
oct | 1105467363 |
9 | 347800760 |
10 | 152465139 |
11 | 79076352 |
12 | 43088183 |
13 | 25782c78 |
14 | 1636b151 |
15 | d5b9cc9 |
hex | 9166ef3 |
152465139 has 32 divisors (see below), whose sum is σ = 238656000. Its totient is φ = 95932512.
The previous prime is 152465119. The next prime is 152465149. The reversal of 152465139 is 931564251.
It is not a de Polignac number, because 152465139 - 27 = 152465011 is a prime.
It is a super-2 number, since 2×1524651392 = 46491237220578642, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (152465119) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224869 + ... + 225545.
It is an arithmetic number, because the mean of its divisors is an integer number (7458000).
Almost surely, 2152465139 is an apocalyptic number.
152465139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
152465139 is a deficient number, since it is larger than the sum of its proper divisors (86190861).
152465139 is a wasteful number, since it uses less digits than its factorization.
152465139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1144 (or 1138 counting only the distinct ones).
The product of its digits is 32400, while the sum is 36.
The square root of 152465139 is about 12347.6774739220. The cubic root of 152465139 is about 534.2241515731.
The spelling of 152465139 in words is "one hundred fifty-two million, four hundred sixty-five thousand, one hundred thirty-nine".
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