Base | Representation |
---|---|
bin | 1001001010101… |
… | …11100111111011 |
3 | 12100201011202200 |
4 | 10211113213323 |
5 | 124141424310 |
6 | 11344201243 |
7 | 1622452461 |
oct | 445274773 |
9 | 170634680 |
10 | 76904955 |
11 | 3a457916 |
12 | 21909223 |
13 | 12c186ba |
14 | a2dc831 |
15 | 6b419c0 |
hex | 49579fb |
76904955 has 48 divisors (see below), whose sum is σ = 142421760. Its totient is φ = 38304000.
The previous prime is 76904953. The next prime is 76904969. The reversal of 76904955 is 55940967.
It is a happy number.
76904955 is a `hidden beast` number, since 76 + 90 + 495 + 5 = 666.
It is not a de Polignac number, because 76904955 - 21 = 76904953 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 76904955.
It is not an unprimeable number, because it can be changed into a prime (76904953) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39505 + ... + 41405.
It is an arithmetic number, because the mean of its divisors is an integer number (2967120).
Almost surely, 276904955 is an apocalyptic number.
76904955 is a deficient number, since it is larger than the sum of its proper divisors (65516805).
76904955 is a wasteful number, since it uses less digits than its factorization.
76904955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1972 (or 1969 counting only the distinct ones).
The product of its (nonzero) digits is 340200, while the sum is 45.
The square root of 76904955 is about 8769.5470236495. The cubic root of 76904955 is about 425.2569703160.
The spelling of 76904955 in words is "seventy-six million, nine hundred four thousand, nine hundred fifty-five".
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