Base | Representation |
---|---|
bin | 1110100110110… |
… | …0010111000110 |
3 | 11021021101122100 |
4 | 3221230113012 |
5 | 111140330004 |
6 | 10025012530 |
7 | 1342466145 |
oct | 351542706 |
9 | 137241570 |
10 | 61261254 |
11 | 3164253a |
12 | 18624146 |
13 | c8cc082 |
14 | 81c975c |
15 | 55a1739 |
hex | 3a6c5c6 |
61261254 has 12 divisors (see below), whose sum is σ = 132732756. Its totient is φ = 20420412.
The previous prime is 61261241. The next prime is 61261271. The reversal of 61261254 is 45216216.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1701684 + ... + 1701719.
It is an arithmetic number, because the mean of its divisors is an integer number (11061063).
Almost surely, 261261254 is an apocalyptic number.
61261254 is an abundant number, since it is smaller than the sum of its proper divisors (71471502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61261254 is a wasteful number, since it uses less digits than its factorization.
61261254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403411 (or 3403408 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 61261254 is about 7826.9568799119. The cubic root of 61261254 is about 394.2108991409.
The spelling of 61261254 in words is "sixty-one million, two hundred sixty-one thousand, two hundred fifty-four".
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