Base | Representation |
---|---|
bin | 1110110000011… |
… | …1010100000110 |
3 | 11022110122021022 |
4 | 3230013110012 |
5 | 111321132232 |
6 | 10050351142 |
7 | 1351051433 |
oct | 354072406 |
9 | 138418238 |
10 | 61895942 |
11 | 31a36379 |
12 | 1888b4b2 |
13 | ca91c24 |
14 | 8312b8a |
15 | 5679812 |
hex | 3b07506 |
61895942 has 4 divisors (see below), whose sum is σ = 92843916. Its totient is φ = 30947970.
The previous prime is 61895917. The next prime is 61895959. The reversal of 61895942 is 24959816.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×618959422 = 7662215272134728, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 61895893 and 61895902.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15473984 + ... + 15473987.
It is an arithmetic number, because the mean of its divisors is an integer number (23210979).
Almost surely, 261895942 is an apocalyptic number.
61895942 is a deficient number, since it is larger than the sum of its proper divisors (30947974).
61895942 is a wasteful number, since it uses less digits than its factorization.
61895942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30947973.
The product of its digits is 155520, while the sum is 44.
The square root of 61895942 is about 7867.3974095631. The cubic root of 61895942 is about 395.5676120914.
The spelling of 61895942 in words is "sixty-one million, eight hundred ninety-five thousand, nine hundred forty-two".
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