Base | Representation |
---|---|
bin | 10111000000011… |
… | …10101000111000 |
3 | 111110011022102000 |
4 | 23200032220320 |
5 | 343401413234 |
6 | 31052341000 |
7 | 4532312136 |
oct | 1340165070 |
9 | 443138360 |
10 | 192997944 |
11 | 99a40237 |
12 | 54774760 |
13 | 30ca5189 |
14 | 1b8bc756 |
15 | 11e24899 |
hex | b80ea38 |
192997944 has 32 divisors (see below), whose sum is σ = 536106000. Its totient is φ = 64332576.
The previous prime is 192997939. The next prime is 192997949. The reversal of 192997944 is 449799291.
It is an interprime number because it is at equal distance from previous prime (192997939) and next prime (192997949).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (192997949) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446539 + ... + 446970.
Almost surely, 2192997944 is an apocalyptic number.
It is an amenable number.
192997944 is an abundant number, since it is smaller than the sum of its proper divisors (343108056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
192997944 is a wasteful number, since it uses less digits than its factorization.
192997944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893524 (or 893514 counting only the distinct ones).
The product of its digits is 1469664, while the sum is 54.
The square root of 192997944 is about 13892.3699921936. The cubic root of 192997944 is about 577.8976044152.
The spelling of 192997944 in words is "one hundred ninety-two million, nine hundred ninety-seven thousand, nine hundred forty-four".
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