Base | Representation |
---|---|
bin | 1110100010111… |
… | …1100100011110 |
3 | 11020210202002010 |
4 | 3220233210132 |
5 | 111104343004 |
6 | 10015412050 |
7 | 1340411202 |
oct | 350574436 |
9 | 136722063 |
10 | 61012254 |
11 | 31492456 |
12 | 18524026 |
13 | c842934 |
14 | 8162b02 |
15 | 5552a89 |
hex | 3a2f91e |
61012254 has 16 divisors (see below), whose sum is σ = 124093440. Its totient is φ = 19992600.
The previous prime is 61012229. The next prime is 61012319. The reversal of 61012254 is 45221016.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 61012254.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85822 + ... + 86529.
It is an arithmetic number, because the mean of its divisors is an integer number (7755840).
Almost surely, 261012254 is an apocalyptic number.
61012254 is an abundant number, since it is smaller than the sum of its proper divisors (63081186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61012254 is a wasteful number, since it uses less digits than its factorization.
61012254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172415.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 61012254 is about 7811.0341184762. The cubic root of 61012254 is about 393.6760760188.
The spelling of 61012254 in words is "sixty-one million, twelve thousand, two hundred fifty-four".
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