Base | Representation |
---|---|
bin | 1110010101101… |
… | …0011111100111 |
3 | 11012011101212201 |
4 | 3211122133213 |
5 | 110343430440 |
6 | 5544555331 |
7 | 1330114543 |
oct | 345323747 |
9 | 135141781 |
10 | 60139495 |
11 | 30a46769 |
12 | 18182b47 |
13 | c5c8600 |
14 | 7db6a23 |
15 | 542e19a |
hex | 395a7e7 |
60139495 has 12 divisors (see below), whose sum is σ = 78146856. Its totient is φ = 44410080.
The previous prime is 60139493. The next prime is 60139543. The reversal of 60139495 is 59493106.
It is not a de Polignac number, because 60139495 - 21 = 60139493 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 (60139493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34741 + ... + 36430.
It is an arithmetic number, because the mean of its divisors is an integer number (6512238).
Almost surely, 260139495 is an apocalyptic number.
60139495 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
60139495 is a deficient number, since it is larger than the sum of its proper divisors (18007361).
60139495 is a wasteful number, since it uses less digits than its factorization.
60139495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71202 (or 71189 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 37.
The square root of 60139495 is about 7754.9658284225. The cubic root of 60139495 is about 391.7899206678.
The spelling of 60139495 in words is "sixty million, one hundred thirty-nine thousand, four hundred ninety-five".
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