Base | Representation |
---|---|
bin | 10011000000010100… |
… | …01110111100100011 |
3 | 222100002011210020221 |
4 | 21200022032330203 |
5 | 131344011324422 |
6 | 4404242343511 |
7 | 510563011126 |
oct | 114012167443 |
9 | 28302153227 |
10 | 10203229987 |
11 | 4366503785 |
12 | 1b8905ab97 |
13 | c67b359c2 |
14 | 6cb1463bd |
15 | 3eab543c7 |
hex | 26028ef23 |
10203229987 has 16 divisors (see below), whose sum is σ = 10333720800. Its totient is φ = 10073969920.
The previous prime is 10203229973. The next prime is 10203229991. The reversal of 10203229987 is 78992230201.
It is a cyclic number.
It is not a de Polignac number, because 10203229987 - 219 = 10202705699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10203229997) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26229189 + ... + 26229577.
It is an arithmetic number, because the mean of its divisors is an integer number (645857550).
Almost surely, 210203229987 is an apocalyptic number.
10203229987 is a deficient number, since it is larger than the sum of its proper divisors (130490813).
10203229987 is a wasteful number, since it uses less digits than its factorization.
10203229987 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286.
The product of its (nonzero) digits is 108864, while the sum is 43.
The spelling of 10203229987 in words is "ten billion, two hundred three million, two hundred twenty-nine thousand, nine hundred eighty-seven".
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