Base | Representation |
---|---|
bin | 1000111001101… |
… | …11001000110100 |
3 | 12012111212111010 |
4 | 10130313020310 |
5 | 123104042430 |
6 | 11224312220 |
7 | 1564503420 |
oct | 434671064 |
9 | 165455433 |
10 | 74674740 |
11 | 39174268 |
12 | 21012670 |
13 | 1261754a |
14 | 9cbbb80 |
15 | 6850cb0 |
hex | 4737234 |
74674740 has 48 divisors (see below), whose sum is σ = 238960512. Its totient is φ = 17068416.
The previous prime is 74674729. The next prime is 74674751. The reversal of 74674740 is 4747647.
It is an interprime number because it is at equal distance from previous prime (74674729) and next prime (74674751).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88479 + ... + 89318.
It is an arithmetic number, because the mean of its divisors is an integer number (4978344).
Almost surely, 274674740 is an apocalyptic number.
74674740 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
74674740 is an abundant number, since it is smaller than the sum of its proper divisors (164285772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74674740 is a wasteful number, since it uses less digits than its factorization.
74674740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177816 (or 177814 counting only the distinct ones).
The product of its (nonzero) digits is 131712, while the sum is 39.
The square root of 74674740 is about 8641.4547386421. The cubic root of 74674740 is about 421.1058161053.
The spelling of 74674740 in words is "seventy-four million, six hundred seventy-four thousand, seven hundred forty".
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