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2313203025 = 352723132011
BaseRepresentation
bin1000100111100000…
…1010110101010001
312222012200220000010
42021320022311101
514214134444100
61021311545133
7111215621100
oct21170126521
95865626003
102313203025
11a87819741
1254682b1a9
132ab3188b3
1417d308037
15d812d750
hex89e0ad51

2313203025 has 72 divisors (see below), whose sum is σ = 4465336224. Its totient is φ = 1053561600.

The previous prime is 2313202993. The next prime is 2313203027. The reversal of 2313203025 is 5203023132.

It is not a de Polignac number, because 2313203025 - 25 = 2313202993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 2313202992 and 2313203010.

It is not an unprimeable number, because it can be changed into a prime (2313203027) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1149270 + ... + 1151280.

Almost surely, 22313203025 is an apocalyptic number.

2313203025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2313203025 is a deficient number, since it is larger than the sum of its proper divisors (2152133199).

2313203025 is a wasteful number, since it uses less digits than its factorization.

2313203025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351 (or 2339 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 2313203025 is about 48095.7693045864. The cubic root of 2313203025 is about 1322.5271118640.

Adding to 2313203025 its reverse (5203023132), we get a palindrome (7516226157).

The spelling of 2313203025 in words is "two billion, three hundred thirteen million, two hundred three thousand, twenty-five".

Divisors: 1 3 5 7 15 21 25 35 49 75 105 147 175 245 313 525 735 939 1225 1565 2011 2191 3675 4695 6033 6573 7825 10055 10955 14077 15337 23475 30165 32865 42231 46011 50275 54775 70385 76685 98539 150825 164325 211155 230055 295617 351925 383425 492695 629443 1055775 1150275 1478085 1888329 2463475 3147215 4406101 7390425 9441645 13218303 15736075 22030505 30842707 47208225 66091515 92528121 110152525 154213535 330457575 462640605 771067675 2313203025