Base | Representation |
---|---|
bin | 10000110010110… |
… | …00111000100010 |
3 | 100211002002202210 |
4 | 20121120320202 |
5 | 242030421000 |
6 | 21551222550 |
7 | 3330255120 |
oct | 1031307042 |
9 | 324062683 |
10 | 140873250 |
11 | 72579181 |
12 | 3b217a56 |
13 | 2325496b |
14 | 149d0910 |
15 | c57a350 |
hex | 8658e22 |
140873250 has 64 divisors (see below), whose sum is σ = 401865984. Its totient is φ = 32198400.
The previous prime is 140873231. The next prime is 140873261. The reversal of 140873250 is 52378041.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8167 + ... + 18666.
It is an arithmetic number, because the mean of its divisors is an integer number (6279156).
Almost surely, 2140873250 is an apocalyptic number.
140873250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140873250 is an abundant number, since it is smaller than the sum of its proper divisors (260992734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140873250 is a wasteful number, since it uses less digits than its factorization.
140873250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26860 (or 26850 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 140873250 is about 11869.0037492622. The cubic root of 140873250 is about 520.3267793158.
The spelling of 140873250 in words is "one hundred forty million, eight hundred seventy-three thousand, two hundred fifty".
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