Base | Representation |
---|---|
bin | 1000110101101… |
… | …00000100110110 |
3 | 12011111121002112 |
4 | 10122310010312 |
5 | 122434403120 |
6 | 11205011022 |
7 | 1560106340 |
oct | 432640466 |
9 | 164447075 |
10 | 74137910 |
11 | 38937a00 |
12 | 209b3a72 |
13 | 1248a0b2 |
14 | 9bbc290 |
15 | 6796bc5 |
hex | 46b4136 |
74137910 has 48 divisors (see below), whose sum is σ = 167656608. Its totient is φ = 23105280.
The previous prime is 74137909. The next prime is 74137913. The reversal of 74137910 is 1973147.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74137913) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4094 + ... + 12846.
It is an arithmetic number, because the mean of its divisors is an integer number (3492846).
Almost surely, 274137910 is an apocalyptic number.
74137910 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
74137910 is an abundant number, since it is smaller than the sum of its proper divisors (93518698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74137910 is a wasteful number, since it uses less digits than its factorization.
74137910 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8789 (or 8778 counting only the distinct ones).
The product of its (nonzero) digits is 5292, while the sum is 32.
The square root of 74137910 is about 8610.3373917635. The cubic root of 74137910 is about 420.0942909992.
The spelling of 74137910 in words is "seventy-four million, one hundred thirty-seven thousand, nine hundred ten".
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