Base | Representation |
---|---|
bin | 1110100100011… |
… | …1111101000111 |
3 | 11020222211002102 |
4 | 3221013331013 |
5 | 111121042020 |
6 | 10021502315 |
7 | 1341305330 |
oct | 351077507 |
9 | 136884072 |
10 | 61112135 |
11 | 315504a7 |
12 | 1857199b |
13 | c879236 |
14 | 818b287 |
15 | 5572475 |
hex | 3a47f47 |
61112135 has 16 divisors (see below), whose sum is σ = 86702400. Its totient is φ = 40459776.
The previous prime is 61112101. The next prime is 61112137. The reversal of 61112135 is 53121116.
It is not a de Polignac number, because 61112135 - 26 = 61112071 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61112137) 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, 29090 + ... + 31119.
It is an arithmetic number, because the mean of its divisors is an integer number (5418900).
Almost surely, 261112135 is an apocalyptic number.
61112135 is a deficient number, since it is larger than the sum of its proper divisors (25590265).
61112135 is a wasteful number, since it uses less digits than its factorization.
61112135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60250.
The product of its digits is 180, while the sum is 20.
The square root of 61112135 is about 7817.4250875848. The cubic root of 61112135 is about 393.8907832849.
The spelling of 61112135 in words is "sixty-one million, one hundred twelve thousand, one hundred thirty-five".
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