Base | Representation |
---|---|
bin | 1110010101101… |
… | …0100101101101 |
3 | 11012011102102011 |
4 | 3211122211231 |
5 | 110343434020 |
6 | 5545001221 |
7 | 1330115641 |
oct | 345324555 |
9 | 135142364 |
10 | 60139885 |
11 | 30a46a93 |
12 | 18183211 |
13 | c5c8840 |
14 | 7db6c21 |
15 | 542e35a |
hex | 395a96d |
60139885 has 16 divisors (see below), whose sum is σ = 78454656. Its totient is φ = 43990848.
The previous prime is 60139867. The next prime is 60139913. The reversal of 60139885 is 58893106.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 60139885 - 211 = 60137837 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2632 + ... + 11278.
It is an arithmetic number, because the mean of its divisors is an integer number (4903416).
Almost surely, 260139885 is an apocalyptic number.
60139885 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
60139885 is a deficient number, since it is larger than the sum of its proper divisors (18314771).
60139885 is a wasteful number, since it uses less digits than its factorization.
60139885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8772.
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 60139885 is about 7754.9909735602. The cubic root of 60139885 is about 391.7907675751.
The spelling of 60139885 in words is "sixty million, one hundred thirty-nine thousand, eight hundred eighty-five".
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