Base | Representation |
---|---|
bin | 1110100011000… |
… | …1101100011111 |
3 | 11020211012000112 |
4 | 3220301230133 |
5 | 111110132314 |
6 | 10015520235 |
7 | 1340445446 |
oct | 350615437 |
9 | 136735015 |
10 | 61020959 |
11 | 31498a4a |
12 | 1852907b |
13 | c84689c |
14 | 8165d5d |
15 | 555543e |
hex | 3a31b1f |
61020959 has 8 divisors (see below), whose sum is σ = 63394320. Its totient is φ = 58665600.
The previous prime is 61020941. The next prime is 61020961. The reversal of 61020959 is 95902016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61020959 - 212 = 61016863 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61020929) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2624 + ... + 11354.
It is an arithmetic number, because the mean of its divisors is an integer number (7924290).
Almost surely, 261020959 is an apocalyptic number.
61020959 is a deficient number, since it is larger than the sum of its proper divisors (2373361).
61020959 is a wasteful number, since it uses less digits than its factorization.
61020959 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9001.
The product of its (nonzero) digits is 4860, while the sum is 32.
The square root of 61020959 is about 7811.5913231556. The cubic root of 61020959 is about 393.6947978714.
The spelling of 61020959 in words is "sixty-one million, twenty thousand, nine hundred fifty-nine".
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