Base | Representation |
---|---|
bin | 1000111011101… |
… | …10010111110001 |
3 | 12020000000202220 |
4 | 10131312113301 |
5 | 123140334440 |
6 | 11234031253 |
7 | 1566632505 |
oct | 435662761 |
9 | 166000686 |
10 | 74933745 |
11 | 39330917 |
12 | 21118529 |
13 | 126a83c3 |
14 | 9d48305 |
15 | 68a28d0 |
hex | 47765f1 |
74933745 has 32 divisors (see below), whose sum is σ = 123406848. Its totient is φ = 38807808.
The previous prime is 74933743. The next prime is 74933753. The reversal of 74933745 is 54733947.
It is not a de Polignac number, because 74933745 - 21 = 74933743 is a prime.
It is a super-2 number, since 2×749337452 = 11230132279450050, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 74933697 and 74933706.
It is not an unprimeable number, because it can be changed into a prime (74933741) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110347 + ... + 111023.
It is an arithmetic number, because the mean of its divisors is an integer number (3856464).
Almost surely, 274933745 is an apocalyptic number.
It is an amenable number.
74933745 is a deficient number, since it is larger than the sum of its proper divisors (48473103).
74933745 is a wasteful number, since it uses less digits than its factorization.
74933745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 889.
The product of its digits is 317520, while the sum is 42.
The square root of 74933745 is about 8656.4279584595. The cubic root of 74933745 is about 421.5921146629.
The spelling of 74933745 in words is "seventy-four million, nine hundred thirty-three thousand, seven hundred forty-five".
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