Base | Representation |
---|---|
bin | 1000110101101… |
… | …10110011001001 |
3 | 12011112011101200 |
4 | 10122312303021 |
5 | 122440232230 |
6 | 11205134413 |
7 | 1560154014 |
oct | 432666311 |
9 | 164464350 |
10 | 74149065 |
11 | 38945321 |
12 | 209ba409 |
13 | 124921b3 |
14 | 9bc237b |
15 | 679a160 |
hex | 46b6cc9 |
74149065 has 24 divisors (see below), whose sum is σ = 129212928. Its totient is φ = 39334560.
The previous prime is 74149037. The next prime is 74149091. The reversal of 74149065 is 56094147.
It is not a de Polignac number, because 74149065 - 29 = 74148553 is a prime.
It is a super-3 number, since 3×741490653 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4282 + ... + 12908.
It is an arithmetic number, because the mean of its divisors is an integer number (5383872).
Almost surely, 274149065 is an apocalyptic number.
It is an amenable number.
74149065 is a deficient number, since it is larger than the sum of its proper divisors (55063863).
74149065 is a wasteful number, since it uses less digits than its factorization.
74149065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8829 (or 8826 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 74149065 is about 8610.9851352792. The cubic root of 74149065 is about 420.1153594683.
The spelling of 74149065 in words is "seventy-four million, one hundred forty-nine thousand, sixty-five".
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