Base | Representation |
---|---|
bin | 100110000101… |
… | …1010100110100 |
3 | 1101120112202220 |
4 | 1030023110310 |
5 | 20103004312 |
6 | 1552002340 |
7 | 331510425 |
oct | 114132464 |
9 | 41515686 |
10 | 19969332 |
11 | 102aa289 |
12 | 68303b0 |
13 | 41a2496 |
14 | 291b64c |
15 | 1b46c8c |
hex | 130b534 |
19969332 has 24 divisors (see below), whose sum is σ = 48099072. Its totient is φ = 6441600.
The previous prime is 19969321. The next prime is 19969349. The reversal of 19969332 is 23396991.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26469 + ... + 27212.
It is an arithmetic number, because the mean of its divisors is an integer number (2004128).
Almost surely, 219969332 is an apocalyptic number.
19969332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19969332 is an abundant number, since it is smaller than the sum of its proper divisors (28129740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19969332 is a wasteful number, since it uses less digits than its factorization.
19969332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53719 (or 53717 counting only the distinct ones).
The product of its digits is 78732, while the sum is 42.
The square root of 19969332 is about 4468.7058529288. The cubic root of 19969332 is about 271.3029477504.
It can be divided in two parts, 19969 and 332, that added together give a triangular number (20301 = T201).
The spelling of 19969332 in words is "nineteen million, nine hundred sixty-nine thousand, three hundred thirty-two".
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