Base | Representation |
---|---|
bin | 1110101010000… |
… | …1111000101110 |
3 | 11021200112101100 |
4 | 3222201320232 |
5 | 111214333434 |
6 | 10033423530 |
7 | 1344401265 |
oct | 352417056 |
9 | 137615340 |
10 | 61480494 |
11 | 31782229 |
12 | 1870aba6 |
13 | c977aba |
14 | 82455dc |
15 | 55e6699 |
hex | 3aa1e2e |
61480494 has 24 divisors (see below), whose sum is σ = 134505072. Its totient is φ = 20293920.
The previous prime is 61480487. The next prime is 61480499. The reversal of 61480494 is 49408416.
It is a happy number.
It is a super-2 number, since 2×614804942 = 7559702284968072, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61480499) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14727 + ... + 18434.
It is an arithmetic number, because the mean of its divisors is an integer number (5604378).
Almost surely, 261480494 is an apocalyptic number.
61480494 is an abundant number, since it is smaller than the sum of its proper divisors (73024578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61480494 is a wasteful number, since it uses less digits than its factorization.
61480494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33272 (or 33269 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
The square root of 61480494 is about 7840.9498149140. The cubic root of 61480494 is about 394.6806027780.
The spelling of 61480494 in words is "sixty-one million, four hundred eighty thousand, four hundred ninety-four".
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