Base | Representation |
---|---|
bin | 1000111000011… |
… | …10001011010001 |
3 | 12012012100100002 |
4 | 10130032023101 |
5 | 123033210321 |
6 | 11220535345 |
7 | 1563204314 |
oct | 434161321 |
9 | 165170302 |
10 | 74506961 |
11 | 3906a201 |
12 | 20b51555 |
13 | 12589079 |
14 | 9c7697b |
15 | 681b20b |
hex | 470e2d1 |
74506961 has 8 divisors (see below), whose sum is σ = 79238880. Its totient is φ = 69856128.
The previous prime is 74506933. The next prime is 74506967. The reversal of 74506961 is 16960547.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 74506961 - 218 = 74244817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74506967) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18371 + ... + 22056.
It is an arithmetic number, because the mean of its divisors is an integer number (9904860).
Almost surely, 274506961 is an apocalyptic number.
It is an amenable number.
74506961 is a deficient number, since it is larger than the sum of its proper divisors (4731919).
74506961 is a wasteful number, since it uses less digits than its factorization.
74506961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40543.
The product of its (nonzero) digits is 45360, while the sum is 38.
The square root of 74506961 is about 8631.7414813003. The cubic root of 74506961 is about 420.7901998162.
The spelling of 74506961 in words is "seventy-four million, five hundred six thousand, nine hundred sixty-one".
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