Base | Representation |
---|---|
bin | 10001110111011… |
… | …01111001111010 |
3 | 101110000022002002 |
4 | 20323231321322 |
5 | 301331403000 |
6 | 22512141002 |
7 | 3466615223 |
oct | 1073557172 |
9 | 343008062 |
10 | 149872250 |
11 | 77665270 |
12 | 42237762 |
13 | 25085a08 |
14 | 15c9424a |
15 | d2568d5 |
hex | 8eede7a |
149872250 has 32 divisors (see below), whose sum is σ = 306072000. Its totient is φ = 54498000.
The previous prime is 149872249. The next prime is 149872271. The reversal of 149872250 is 52278941.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24500 + ... + 29999.
It is an arithmetic number, because the mean of its divisors is an integer number (9564750).
Almost surely, 2149872250 is an apocalyptic number.
149872250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149872250 is an abundant number, since it is smaller than the sum of its proper divisors (156199750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149872250 is a wasteful number, since it uses less digits than its factorization.
149872250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54527 (or 54517 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 38.
The square root of 149872250 is about 12242.2322310925. The cubic root of 149872250 is about 531.1784032694.
The spelling of 149872250 in words is "one hundred forty-nine million, eight hundred seventy-two thousand, two hundred fifty".
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