Base | Representation |
---|---|
bin | 100101100011… |
… | …1010111001000 |
3 | 1101001101220112 |
4 | 1023013113020 |
5 | 20020102302 |
6 | 1542013452 |
7 | 326241011 |
oct | 113072710 |
9 | 41041815 |
10 | 19690952 |
11 | 1012a116 |
12 | 6717288 |
13 | 4105868 |
14 | 2888008 |
15 | 1ade552 |
hex | 12c75c8 |
19690952 has 16 divisors (see below), whose sum is σ = 38112000. Its totient is φ = 9527760.
The previous prime is 19690943. The next prime is 19690961. The reversal of 19690952 is 25909691.
It is an interprime number because it is at equal distance from previous prime (19690943) and next prime (19690961).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39452 + ... + 39947.
It is an arithmetic number, because the mean of its divisors is an integer number (2382000).
Almost surely, 219690952 is an apocalyptic number.
It is an amenable number.
19690952 is a deficient number, since it is larger than the sum of its proper divisors (18421048).
19690952 is a wasteful number, since it uses less digits than its factorization.
19690952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79436 (or 79432 counting only the distinct ones).
The product of its (nonzero) digits is 43740, while the sum is 41.
The square root of 19690952 is about 4437.4488166062. The cubic root of 19690952 is about 270.0363554155.
The spelling of 19690952 in words is "nineteen million, six hundred ninety thousand, nine hundred fifty-two".
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