Base | Representation |
---|---|
bin | 1100001001110… |
… | …1100011010010 |
3 | 10112220220021020 |
4 | 3002131203102 |
5 | 101022230403 |
6 | 5020340310 |
7 | 1156203633 |
oct | 302354322 |
9 | 115826236 |
10 | 50976978 |
11 | 26858838 |
12 | 150a4696 |
13 | a73acc0 |
14 | 6aad88a |
15 | 471e453 |
hex | 309d8d2 |
50976978 has 32 divisors (see below), whose sum is σ = 110267136. Its totient is φ = 15618048.
The previous prime is 50976953. The next prime is 50977001. The reversal of 50976978 is 87967905.
It is a self number, because there is not a number n which added to its sum of digits gives 50976978.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18775 + ... + 21317.
It is an arithmetic number, because the mean of its divisors is an integer number (3445848).
Almost surely, 250976978 is an apocalyptic number.
50976978 is an abundant number, since it is smaller than the sum of its proper divisors (59290158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50976978 is a wasteful number, since it uses less digits than its factorization.
50976978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2818.
The product of its (nonzero) digits is 952560, while the sum is 51.
The square root of 50976978 is about 7139.8163841936. The cubic root of 50976978 is about 370.7871675672.
The spelling of 50976978 in words is "fifty million, nine hundred seventy-six thousand, nine hundred seventy-eight".
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