Base | Representation |
---|---|
bin | 1010011110010001000110… |
… | …00011000010110001110101 |
3 | 10000112122222102022221101122 |
4 | 11033020203003002301311 |
5 | 11004311323334012100 |
6 | 120551532401033325 |
7 | 4564606614343322 |
oct | 517104303026165 |
9 | 100478872287348 |
10 | 23030202641525 |
11 | 737a065aa4382 |
12 | 26bb4a8325845 |
13 | cb097b179451 |
14 | 59894c46bb49 |
15 | 29e105dd0985 |
hex | 14f2230c2c75 |
23030202641525 has 12 divisors (see below), whose sum is σ = 28557538651812. Its totient is φ = 18424105741440.
The previous prime is 23030202641441. The next prime is 23030202641569. The reversal of 23030202641525 is 52514620203032.
It can be written as a sum of positive squares in 6 ways, for example, as 610337500081 + 22419865141444 = 781241^2 + 4734962^2 .
It is not a de Polignac number, because 23030202641525 - 28 = 23030202641269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8213207 + ... + 10654443.
It is an arithmetic number, because the mean of its divisors is an integer number (2379794887651).
Almost surely, 223030202641525 is an apocalyptic number.
23030202641525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23030202641525 is a deficient number, since it is larger than the sum of its proper divisors (5527336010287).
23030202641525 is a wasteful number, since it uses less digits than its factorization.
23030202641525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2818600 (or 2818595 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 35.
Adding to 23030202641525 its reverse (52514620203032), we get a palindrome (75544822844557).
The spelling of 23030202641525 in words is "twenty-three trillion, thirty billion, two hundred two million, six hundred forty-one thousand, five hundred twenty-five".
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