Base | Representation |
---|---|
bin | 1000110111101… |
… | …10000000100111 |
3 | 12012000022112221 |
4 | 10123312000213 |
5 | 123022023400 |
6 | 11214453211 |
7 | 1562312605 |
oct | 433660047 |
9 | 165008487 |
10 | 74407975 |
11 | 390018a4 |
12 | 20b04207 |
13 | 12552cb5 |
14 | 9c4c875 |
15 | 67ebc1a |
hex | 46f6027 |
74407975 has 6 divisors (see below), whose sum is σ = 92265920. Its totient is φ = 59526360.
The previous prime is 74407969. The next prime is 74407979. The reversal of 74407975 is 57970447.
It is a de Polignac number, because none of the positive numbers 2k-74407975 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74407979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1488135 + ... + 1488184.
Almost surely, 274407975 is an apocalyptic number.
74407975 is a deficient number, since it is larger than the sum of its proper divisors (17857945).
74407975 is a wasteful number, since it uses less digits than its factorization.
74407975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2976329 (or 2976324 counting only the distinct ones).
The product of its (nonzero) digits is 246960, while the sum is 43.
The square root of 74407975 is about 8626.0057384632. The cubic root of 74407975 is about 420.6037707118.
The spelling of 74407975 in words is "seventy-four million, four hundred seven thousand, nine hundred seventy-five".
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