Base | Representation |
---|---|
bin | 1000111011011… |
… | …11110111100011 |
3 | 12012221200020022 |
4 | 10131233313203 |
5 | 123134011412 |
6 | 11233304055 |
7 | 1566462032 |
oct | 435576743 |
9 | 165850208 |
10 | 74907107 |
11 | 39312900 |
12 | 2110502b |
13 | 12699242 |
14 | 9d3c719 |
15 | 6899a72 |
hex | 476fde3 |
74907107 has 6 divisors (see below), whose sum is σ = 82336044. Its totient is φ = 68097260.
The previous prime is 74907103. The next prime is 74907109. The reversal of 74907107 is 70170947.
It is not a de Polignac number, because 74907107 - 22 = 74907103 is a prime.
It is a super-2 number, since 2×749071072 = 11222149358218898, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74907103) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 309413 + ... + 309654.
It is an arithmetic number, because the mean of its divisors is an integer number (13722674).
Almost surely, 274907107 is an apocalyptic number.
74907107 is a deficient number, since it is larger than the sum of its proper divisors (7428937).
74907107 is a wasteful number, since it uses less digits than its factorization.
74907107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 619089 (or 619078 counting only the distinct ones).
The product of its (nonzero) digits is 12348, while the sum is 35.
The square root of 74907107 is about 8654.8891962867. The cubic root of 74907107 is about 421.5421518512.
The spelling of 74907107 in words is "seventy-four million, nine hundred seven thousand, one hundred seven".
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