Base | Representation |
---|---|
bin | 10101011010111110… |
… | …100111110101010011 |
3 | 2012100222211010102111 |
4 | 111122332213311103 |
5 | 334101301431003 |
6 | 14322215330151 |
7 | 1442663663653 |
oct | 253276476523 |
9 | 65328733374 |
10 | 23001202003 |
11 | 983364055a |
12 | 455b080957 |
13 | 22273c0300 |
14 | 1182b22363 |
15 | 8e949ae6d |
hex | 55afa7d53 |
23001202003 has 24 divisors (see below), whose sum is σ = 26027185248. Its totient is φ = 20279331072.
The previous prime is 23001201997. The next prime is 23001202009. The reversal of 23001202003 is 30020210032.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (23001201997) and next prime (23001202009).
It is a de Polignac number, because none of the positive numbers 2k-23001202003 is a prime.
It is a super-2 number, since 2×230012020032 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23001202009) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2938551 + ... + 2946367.
It is an arithmetic number, because the mean of its divisors is an integer number (1084466052).
Almost surely, 223001202003 is an apocalyptic number.
23001202003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
23001202003 is a deficient number, since it is larger than the sum of its proper divisors (3025983245).
23001202003 is a wasteful number, since it uses less digits than its factorization.
23001202003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8623 (or 8610 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 23001202003 its reverse (30020210032), we get a palindrome (53021412035).
The spelling of 23001202003 in words is "twenty-three billion, one million, two hundred two thousand, three".
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