Base | Representation |
---|---|
bin | 100111111010101… |
… | …101111100000000 |
3 | 1201200011111002111 |
4 | 213322231330000 |
5 | 2332421011221 |
6 | 150242025104 |
7 | 22411250416 |
oct | 4772557400 |
9 | 1650144074 |
10 | 669703936 |
11 | 314037530 |
12 | 168348194 |
13 | a8992725 |
14 | 64d2d2b6 |
15 | 3dbdabe1 |
hex | 27eadf00 |
669703936 has 36 divisors (see below), whose sum is σ = 1458324504. Its totient is φ = 304409600.
The previous prime is 669703897. The next prime is 669703939. The reversal of 669703936 is 639307966.
It is a self number, because there is not a number n which added to its sum of digits gives 669703936.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (669703939) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116095 + ... + 121726.
It is an arithmetic number, because the mean of its divisors is an integer number (40509014).
Almost surely, 2669703936 is an apocalyptic number.
It is an amenable number.
669703936 is an abundant number, since it is smaller than the sum of its proper divisors (788620568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
669703936 is a wasteful number, since it uses less digits than its factorization.
669703936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237848 (or 237834 counting only the distinct ones).
The product of its (nonzero) digits is 1102248, while the sum is 49.
The square root of 669703936 is about 25878.6386040688. The cubic root of 669703936 is about 874.9051047020.
The spelling of 669703936 in words is "six hundred sixty-nine million, seven hundred three thousand, nine hundred thirty-six".
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