Base | Representation |
---|---|
bin | 11000000110001… |
… | …00011000110000 |
3 | 112002100022121001 |
4 | 30003010120300 |
5 | 403221142432 |
6 | 32020211344 |
7 | 5003041120 |
oct | 1403043060 |
9 | 462308531 |
10 | 202130992 |
11 | a4109008 |
12 | 57839b54 |
13 | 32b5224b |
14 | 1cbb8c80 |
15 | 12b2a9e7 |
hex | c0c4630 |
202130992 has 40 divisors (see below), whose sum is σ = 467041536. Its totient is φ = 82860096.
The previous prime is 202130983. The next prime is 202130993. The reversal of 202130992 is 299031202.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 202130992.
It is not an unprimeable number, because it can be changed into a prime (202130993) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36658 + ... + 41809.
Almost surely, 2202130992 is an apocalyptic number.
It is an amenable number.
202130992 is an abundant number, since it is smaller than the sum of its proper divisors (264910544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202130992 is a wasteful number, since it uses less digits than its factorization.
202130992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78505 (or 78499 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 28.
The square root of 202130992 is about 14217.2779391837. The cubic root of 202130992 is about 586.8732336177.
The spelling of 202130992 in words is "two hundred two million, one hundred thirty thousand, nine hundred ninety-two".
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