Base | Representation |
---|---|
bin | 1110100101010… |
… | …0001100001110 |
3 | 11021002100211200 |
4 | 3221110030032 |
5 | 111124143004 |
6 | 10022530330 |
7 | 1341604416 |
oct | 351241416 |
9 | 137070750 |
10 | 61162254 |
11 | 3158511a |
12 | 185969a6 |
13 | c895caa |
14 | 81a1646 |
15 | 5582239 |
hex | 3a5430e |
61162254 has 48 divisors (see below), whose sum is σ = 142771200. Its totient is φ = 18860688.
The previous prime is 61162187. The next prime is 61162259. The reversal of 61162254 is 45226116.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61162259) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12627 + ... + 16785.
It is an arithmetic number, because the mean of its divisors is an integer number (2974400).
Almost surely, 261162254 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61162254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71385600).
61162254 is an abundant number, since it is smaller than the sum of its proper divisors (81608946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61162254 is a wasteful number, since it uses less digits than its factorization.
61162254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4229 (or 4226 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 61162254 is about 7820.6300257716. The cubic root of 61162254 is about 393.9984324879.
It can be divided in two parts, 61162 and 254, that added together give a palindrome (61416).
The spelling of 61162254 in words is "sixty-one million, one hundred sixty-two thousand, two hundred fifty-four".
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