Base | Representation |
---|---|
bin | 1010101001110111000010… |
… | …10100100101011001100101 |
3 | 10001221202010200002221200202 |
4 | 11110323201110211121211 |
5 | 11032323113131331203 |
6 | 121454530255320245 |
7 | 4635440601240635 |
oct | 524734124453145 |
9 | 101852120087622 |
10 | 23428531902053 |
11 | 7512a91529453 |
12 | 2764733b20085 |
13 | 100c3bb614745 |
14 | 5add387a46c5 |
15 | 2a966aca5388 |
hex | 154ee1525665 |
23428531902053 has 16 divisors (see below), whose sum is σ = 23580098797056. Its totient is φ = 23277402157680.
The previous prime is 23428531902001. The next prime is 23428531902071. The reversal of 23428531902053 is 35020913582432.
It is not a de Polignac number, because 23428531902053 - 214 = 23428531885669 is a prime.
It is a super-2 number, since 2×234285319020532 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23428531901989 and 23428531902007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23428531902653) 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, 1563666800 + ... + 1563681782.
It is an arithmetic number, because the mean of its divisors is an integer number (1473756174816).
Almost surely, 223428531902053 is an apocalyptic number.
It is an amenable number.
23428531902053 is a deficient number, since it is larger than the sum of its proper divisors (151566895003).
23428531902053 is a wasteful number, since it uses less digits than its factorization.
23428531902053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28904.
The product of its (nonzero) digits is 1555200, while the sum is 47.
The spelling of 23428531902053 in words is "twenty-three trillion, four hundred twenty-eight billion, five hundred thirty-one million, nine hundred two thousand, fifty-three".
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