Base | Representation |
---|---|
bin | 1000111011110… |
… | …00000001000000 |
3 | 12020000101000100 |
4 | 10131320001000 |
5 | 123141043410 |
6 | 11234122400 |
7 | 1566661236 |
oct | 435700100 |
9 | 166011010 |
10 | 74940480 |
11 | 3933598a |
12 | 21120400 |
13 | 126ab4a4 |
14 | 9d4a956 |
15 | 68a48c0 |
hex | 4778040 |
74940480 has 84 divisors (see below), whose sum is σ = 257773932. Its totient is φ = 19983360.
The previous prime is 74940469. The next prime is 74940491. The reversal of 74940480 is 8404947.
It is an interprime number because it is at equal distance from previous prime (74940469) and next prime (74940491).
It can be written as a sum of positive squares in 2 ways, for example, as 56070144 + 18870336 = 7488^2 + 4344^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10131 + ... + 15890.
Almost surely, 274940480 is an apocalyptic number.
It is an amenable number.
74940480 is an abundant number, since it is smaller than the sum of its proper divisors (182833452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74940480 is a wasteful number, since it uses less digits than its factorization.
74940480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26044 (or 26031 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 74940480 is about 8656.8169669920. The cubic root of 74940480 is about 421.6047450998.
The spelling of 74940480 in words is "seventy-four million, nine hundred forty thousand, four hundred eighty".
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