Base | Representation |
---|---|
bin | 1110101000010… |
… | …1101110010101 |
3 | 11021110200011000 |
4 | 3222011232111 |
5 | 111202141031 |
6 | 10031133513 |
7 | 1343411055 |
oct | 352055625 |
9 | 137420130 |
10 | 61365141 |
11 | 317035a2 |
12 | 18674299 |
13 | c937446 |
14 | 8215565 |
15 | 55c23e6 |
hex | 3a85b95 |
61365141 has 16 divisors (see below), whose sum is σ = 91033600. Its totient is φ = 40855104.
The previous prime is 61365119. The next prime is 61365181. The reversal of 61365141 is 14156316.
61365141 is a `hidden beast` number, since 6 + 1 + 3 + 651 + 4 + 1 = 666.
It is not a de Polignac number, because 61365141 - 210 = 61364117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61365181) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33645 + ... + 35421.
It is an arithmetic number, because the mean of its divisors is an integer number (5689600).
Almost surely, 261365141 is an apocalyptic number.
It is an amenable number.
61365141 is a deficient number, since it is larger than the sum of its proper divisors (29668459).
61365141 is a wasteful number, since it uses less digits than its factorization.
61365141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3065 (or 3059 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 61365141 is about 7833.5905560605. The cubic root of 61365141 is about 394.4336079341.
The spelling of 61365141 in words is "sixty-one million, three hundred sixty-five thousand, one hundred forty-one".
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