Base | Representation |
---|---|
bin | 1000111001111… |
… | …01000001110100 |
3 | 12012120002120202 |
4 | 10130331001310 |
5 | 123110330433 |
6 | 11225020032 |
7 | 1564633646 |
oct | 434750164 |
9 | 165502522 |
10 | 74698868 |
11 | 39190402 |
12 | 21024618 |
13 | 1262551a |
14 | 9cc6896 |
15 | 6857ee8 |
hex | 473d074 |
74698868 has 12 divisors (see below), whose sum is σ = 131285700. Its totient is φ = 37188672.
The previous prime is 74698847. The next prime is 74698907. The reversal of 74698868 is 86889647.
74698868 = T317 + T318 + ... + T782.
It can be written as a sum of positive squares in 2 ways, for example, as 48052624 + 26646244 = 6932^2 + 5162^2 .
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 3 ways as a sum of consecutive naturals, for example, 39143 + ... + 41006.
It is an arithmetic number, because the mean of its divisors is an integer number (10940475).
Almost surely, 274698868 is an apocalyptic number.
It is an amenable number.
74698868 is a deficient number, since it is larger than the sum of its proper divisors (56586832).
74698868 is a wasteful number, since it uses less digits than its factorization.
74698868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80386 (or 80384 counting only the distinct ones).
The product of its digits is 4644864, while the sum is 56.
The square root of 74698868 is about 8642.8506871286. The cubic root of 74698868 is about 421.1511654296.
The spelling of 74698868 in words is "seventy-four million, six hundred ninety-eight thousand, eight hundred sixty-eight".
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