Base | Representation |
---|---|
bin | 10000011100011… |
… | …10001011001010 |
3 | 100121120101001210 |
4 | 20032032023022 |
5 | 240303231202 |
6 | 21404353550 |
7 | 3263343231 |
oct | 1016161312 |
9 | 317511053 |
10 | 137945802 |
11 | 709597a5 |
12 | 3a2458b6 |
13 | 2276b347 |
14 | 1446bb18 |
15 | c19cc6c |
hex | 838e2ca |
137945802 has 8 divisors (see below), whose sum is σ = 275891616. Its totient is φ = 45981932.
The previous prime is 137945783. The next prime is 137945807. The reversal of 137945802 is 208549731.
It is a sphenic number, since it is the product of 3 distinct primes.
137945802 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (137945807) 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, 11495478 + ... + 11495489.
It is an arithmetic number, because the mean of its divisors is an integer number (34486452).
Almost surely, 2137945802 is an apocalyptic number.
137945802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137945802 is a wasteful number, since it uses less digits than its factorization.
137945802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22990972.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 137945802 is about 11745.0330778589. The cubic root of 137945802 is about 516.6972651089.
The spelling of 137945802 in words is "one hundred thirty-seven million, nine hundred forty-five thousand, eight hundred two".
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