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2025512975 = 52292793811
BaseRepresentation
bin111100010111010…
…1110000000001111
312020011100201110002
41320232232000033
513122012403400
6532553434515
7101123401433
oct17056560017
95204321402
102025512975
1194a392972
1248640ba3b
1326383abb5
1415301a9c3
15bcc51ed5
hex78bae00f

2025512975 has 12 divisors (see below), whose sum is σ = 2598245160. Its totient is φ = 1564533600.

The previous prime is 2025512959. The next prime is 2025512977. The reversal of 2025512975 is 5792155202.

It is not a de Polignac number, because 2025512975 - 24 = 2025512959 is a prime.

It is a super-3 number, since 3×20255129753 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025512977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1396181 + ... + 1397630.

It is an arithmetic number, because the mean of its divisors is an integer number (216520430).

Almost surely, 22025512975 is an apocalyptic number.

2025512975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2025512975 is a deficient number, since it is larger than the sum of its proper divisors (572732185).

2025512975 is a wasteful number, since it uses less digits than its factorization.

2025512975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793850 (or 2793845 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 2025512975 is about 45005.6993613031. The cubic root of 2025512975 is about 1265.2558185311.

The spelling of 2025512975 in words is "two billion, twenty-five million, five hundred twelve thousand, nine hundred seventy-five".

Divisors: 1 5 25 29 145 725 2793811 13969055 69845275 81020519 405102595 2025512975