Base | Representation |
---|---|
bin | 1110101000101… |
… | …0000100101101 |
3 | 11021111120120212 |
4 | 3222022010231 |
5 | 111203223312 |
6 | 10031352205 |
7 | 1343514026 |
oct | 352120455 |
9 | 137446525 |
10 | 61382957 |
11 | 31715a19 |
12 | 18682665 |
13 | c94259c |
14 | 821bc4d |
15 | 55c7822 |
hex | 3a8a12d |
61382957 has 8 divisors (see below), whose sum is σ = 62748000. Its totient is φ = 60025680.
The previous prime is 61382927. The next prime is 61382969. The reversal of 61382957 is 75928316.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 61382957 - 28 = 61382701 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 (61382917) 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, 15794 + ... + 19292.
It is an arithmetic number, because the mean of its divisors is an integer number (7843500).
Almost surely, 261382957 is an apocalyptic number.
It is an amenable number.
61382957 is a deficient number, since it is larger than the sum of its proper divisors (1365043).
61382957 is a wasteful number, since it uses less digits than its factorization.
61382957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3883.
The product of its digits is 90720, while the sum is 41.
The square root of 61382957 is about 7834.7276276843. The cubic root of 61382957 is about 394.4717759074.
The spelling of 61382957 in words is "sixty-one million, three hundred eighty-two thousand, nine hundred fifty-seven".
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