Base | Representation |
---|---|
bin | 10001110100100… |
… | …10100000101110 |
3 | 101102022021120100 |
4 | 20322102200232 |
5 | 301232413102 |
6 | 22500131530 |
7 | 3463465641 |
oct | 1072224056 |
9 | 342267510 |
10 | 149497902 |
11 | 77429a94 |
12 | 42096ba6 |
13 | 24c844c8 |
14 | 15bd7a58 |
15 | d1d0a1c |
hex | 8e9282e |
149497902 has 24 divisors (see below), whose sum is σ = 324231336. Its totient is φ = 49783536.
The previous prime is 149497897. The next prime is 149497913. The reversal of 149497902 is 209794941.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17868 + ... + 24864.
It is an arithmetic number, because the mean of its divisors is an integer number (13509639).
Almost surely, 2149497902 is an apocalyptic number.
149497902 is an abundant number, since it is smaller than the sum of its proper divisors (174733434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149497902 is a wasteful number, since it uses less digits than its factorization.
149497902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8192 (or 8189 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 45.
The square root of 149497902 is about 12226.9334667365. The cubic root of 149497902 is about 530.7357788330.
The spelling of 149497902 in words is "one hundred forty-nine million, four hundred ninety-seven thousand, nine hundred two".
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