Base | Representation |
---|---|
bin | 1000111001111… |
… | …10111110101100 |
3 | 12012120111112202 |
4 | 10130332332230 |
5 | 123111104420 |
6 | 11225121032 |
7 | 1564666154 |
oct | 434767654 |
9 | 165514482 |
10 | 74706860 |
11 | 39196408 |
12 | 21029178 |
13 | 12629057 |
14 | 9cc9764 |
15 | 685a575 |
hex | 473efac |
74706860 has 24 divisors (see below), whose sum is σ = 165142320. Its totient is φ = 28309824.
The previous prime is 74706847. The next prime is 74706901. The reversal of 74706860 is 6860747.
It is a super-2 number, since 2×747068602 = 11162229862119200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97919 + ... + 98678.
It is an arithmetic number, because the mean of its divisors is an integer number (6880930).
Almost surely, 274706860 is an apocalyptic number.
It is an amenable number.
74706860 is an abundant number, since it is smaller than the sum of its proper divisors (90435460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74706860 is a wasteful number, since it uses less digits than its factorization.
74706860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196625 (or 196623 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 38.
The square root of 74706860 is about 8643.3130222155. The cubic root of 74706860 is about 421.1661844885.
The spelling of 74706860 in words is "seventy-four million, seven hundred six thousand, eight hundred sixty".
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