Base | Representation |
---|---|
bin | 1000111010001… |
… | …11000110001001 |
3 | 12012122012011001 |
4 | 10131013012021 |
5 | 123113140410 |
6 | 11225535001 |
7 | 1565165116 |
oct | 435070611 |
9 | 165565131 |
10 | 74740105 |
11 | 39209390 |
12 | 21044461 |
13 | 1263b21b |
14 | 9cd790d |
15 | 686533a |
hex | 4747189 |
74740105 has 32 divisors (see below), whose sum is σ = 103472640. Its totient is φ = 51313920.
The previous prime is 74740097. The next prime is 74740117. The reversal of 74740105 is 50104747.
It is not a de Polignac number, because 74740105 - 23 = 74740097 is a prime.
It is a super-2 number, since 2×747401052 = 11172166590822050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74467 + ... + 75463.
It is an arithmetic number, because the mean of its divisors is an integer number (3233520).
Almost surely, 274740105 is an apocalyptic number.
It is an amenable number.
74740105 is a deficient number, since it is larger than the sum of its proper divisors (28732535).
74740105 is a wasteful number, since it uses less digits than its factorization.
74740105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1089.
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 74740105 is about 8645.2359713313. The cubic root of 74740105 is about 421.2286490483.
The spelling of 74740105 in words is "seventy-four million, seven hundred forty thousand, one hundred five".
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