Base | Representation |
---|---|
bin | 1000111010001… |
… | …10010001011100 |
3 | 12012122000112010 |
4 | 10131012101130 |
5 | 123113033412 |
6 | 11225511220 |
7 | 1565152230 |
oct | 435062134 |
9 | 165560463 |
10 | 74736732 |
11 | 392068a4 |
12 | 21042510 |
13 | 12639825 |
14 | 9cd65c0 |
15 | 686433c |
hex | 474645c |
74736732 has 48 divisors (see below), whose sum is σ = 199729152. Its totient is φ = 21307200.
The previous prime is 74736703. The next prime is 74736737. The reversal of 74736732 is 23763747.
It is a super-2 number, since 2×747367322 = 11171158220079648, which contains 22 as substring.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74736737) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64357 + ... + 65507.
It is an arithmetic number, because the mean of its divisors is an integer number (4161024).
Almost surely, 274736732 is an apocalyptic number.
It is an amenable number.
74736732 is an abundant number, since it is smaller than the sum of its proper divisors (124992420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74736732 is a wasteful number, since it uses less digits than its factorization.
74736732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1938 (or 1936 counting only the distinct ones).
The product of its digits is 148176, while the sum is 39.
The square root of 74736732 is about 8645.0408905916. The cubic root of 74736732 is about 421.2223123093. Note that the first 3 decimals are identical.
The spelling of 74736732 in words is "seventy-four million, seven hundred thirty-six thousand, seven hundred thirty-two".
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