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2025312511230 = 23357501157449
BaseRepresentation
bin11101011110001110000…
…010000110010011111110
321011121200111210122121000
4131132032002012103332
5231140320000324410
64150225443551130
7266216063204631
oct35361602062376
97147614718530
102025312511230
11710a26127158
1228862908b4a6
13118ca8759278
1470050545c18
1537a3a330dc0
hex1d78e0864fe

2025312511230 has 32 divisors (see below), whose sum is σ = 5400833364000. Its totient is φ = 540083336256.

The previous prime is 2025312511193. The next prime is 2025312511247. The reversal of 2025312511230 is 321152135202.

2025312511230 is a `hidden beast` number, since 2 + 0 + 2 + 531 + 2 + 5 + 1 + 123 + 0 = 666.

It is a super-2 number, since 2×20253125112302 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2025312511194 and 2025312511203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3750578455 + ... + 3750578994.

It is an arithmetic number, because the mean of its divisors is an integer number (168776042625).

Almost surely, 22025312511230 is an apocalyptic number.

2025312511230 is an abundant number, since it is smaller than the sum of its proper divisors (3375520852770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2025312511230 is a wasteful number, since it uses less digits than its factorization.

2025312511230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501157465 (or 7501157459 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 2025312511230 its reverse (321152135202), we get a palindrome (2346464646432).

The spelling of 2025312511230 in words is "two trillion, twenty-five billion, three hundred twelve million, five hundred eleven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 7501157449 15002314898 22503472347 37505787245 45006944694 67510417041 75011574490 112517361735 135020834082 202531251123 225034723470 337552085205 405062502246 675104170410 1012656255615 2025312511230