Base | Representation |
---|---|
bin | 10010111010101001… |
… | …000101110011000010 |
3 | 1221102112010000112011 |
4 | 102322221011303002 |
5 | 313044131444020 |
6 | 13155243323134 |
7 | 1316221243210 |
oct | 227251056302 |
9 | 57375100464 |
10 | 20311203010 |
11 | 868316549a |
12 | 3b2a2204aa |
13 | 1bb8cc8a27 |
14 | da9773cb0 |
15 | 7dd23e35a |
hex | 4baa45cc2 |
20311203010 has 16 divisors (see below), whose sum is σ = 41783046336. Its totient is φ = 6963841008.
The previous prime is 20311202983. The next prime is 20311203013. The reversal of 20311203010 is 1030211302.
It is not an unprimeable number, because it can be changed into a prime (20311203013) 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, 145079952 + ... + 145080091.
It is an arithmetic number, because the mean of its divisors is an integer number (2611440396).
Almost surely, 220311203010 is an apocalyptic number.
20311203010 is an abundant number, since it is smaller than the sum of its proper divisors (21471843326).
20311203010 is a wasteful number, since it uses less digits than its factorization.
20311203010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290160057.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 20311203010 its reverse (1030211302), we get a palindrome (21341414312).
The spelling of 20311203010 in words is "twenty billion, three hundred eleven million, two hundred three thousand, ten".
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