Base | Representation |
---|---|
bin | 11000001000000… |
… | …00101100000110 |
3 | 112002210212102010 |
4 | 30010000230012 |
5 | 403302043430 |
6 | 32025355050 |
7 | 5005120203 |
oct | 1404005406 |
9 | 462725363 |
10 | 202377990 |
11 | a4267641 |
12 | 57938a86 |
13 | 32c0a7b9 |
14 | 1cc40caa |
15 | 12b78cb0 |
hex | c100b06 |
202377990 has 32 divisors (see below), whose sum is σ = 491171040. Its totient is φ = 53360384.
The previous prime is 202377983. The next prime is 202378021. The reversal of 202377990 is 99773202.
202377990 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 35229 + ... + 40568.
It is an arithmetic number, because the mean of its divisors is an integer number (15349095).
Almost surely, 2202377990 is an apocalyptic number.
202377990 is an abundant number, since it is smaller than the sum of its proper divisors (288793050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202377990 is a wasteful number, since it uses less digits than its factorization.
202377990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75896.
The product of its (nonzero) digits is 47628, while the sum is 39.
The square root of 202377990 is about 14225.9618304001. The cubic root of 202377990 is about 587.1121834680.
The spelling of 202377990 in words is "two hundred two million, three hundred seventy-seven thousand, nine hundred ninety".
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