Base | Representation |
---|---|
bin | 1110100100001… |
… | …1011100110000 |
3 | 11020221212202220 |
4 | 3221003130300 |
5 | 111114444210 |
6 | 10021241040 |
7 | 1341200454 |
oct | 351033460 |
9 | 136855686 |
10 | 61093680 |
11 | 3153864a |
12 | 18563180 |
13 | c870a0b |
14 | 8184664 |
15 | 556bc70 |
hex | 3a43730 |
61093680 has 40 divisors (see below), whose sum is σ = 189391152. Its totient is φ = 16291584.
The previous prime is 61093679. The next prime is 61093717. The reversal of 61093680 is 8639016.
It is a tau number, because it is divible by the number of its divisors (40).
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, 127039 + ... + 127518.
Almost surely, 261093680 is an apocalyptic number.
61093680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
61093680 is an abundant number, since it is smaller than the sum of its proper divisors (128297472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61093680 is a wasteful number, since it uses less digits than its factorization.
61093680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254573 (or 254567 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 61093680 is about 7816.2446225793. The cubic root of 61093680 is about 393.8511294788.
The spelling of 61093680 in words is "sixty-one million, ninety-three thousand, six hundred eighty".
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