Base | Representation |
---|---|
bin | 1000111010101… |
… | …11011100100010 |
3 | 12012202121000101 |
4 | 10131113130202 |
5 | 123122311244 |
6 | 11231213014 |
7 | 1565564266 |
oct | 435273442 |
9 | 165677011 |
10 | 74807074 |
11 | 39254731 |
12 | 2107716a |
13 | 12662854 |
14 | 9d140a6 |
15 | 687a0d4 |
hex | 4757722 |
74807074 has 4 divisors (see below), whose sum is σ = 112210614. Its totient is φ = 37403536.
The previous prime is 74807053. The next prime is 74807077. The reversal of 74807074 is 47070847.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47070847 = 19 ⋅2477413.
It can be written as a sum of positive squares in only one way, i.e., 74701449 + 105625 = 8643^2 + 325^2 .
It is not an unprimeable number, because it can be changed into a prime (74807077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18701767 + ... + 18701770.
Almost surely, 274807074 is an apocalyptic number.
74807074 is a deficient number, since it is larger than the sum of its proper divisors (37403540).
74807074 is a wasteful number, since it uses less digits than its factorization.
74807074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37403539.
The product of its (nonzero) digits is 43904, while the sum is 37.
The square root of 74807074 is about 8649.1082777359. The cubic root of 74807074 is about 421.3544219525.
The spelling of 74807074 in words is "seventy-four million, eight hundred seven thousand, seventy-four".
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