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2025240525 = 3252711210627
BaseRepresentation
bin111100010110110…
…1011011111001101
312020010211212201100
41320231223133031
513121430144100
6532543533313
7101121155220
oct17055533715
95203755640
102025240525
1194a217200
124862ba239
13263773b99
14152d895b7
15bcbeb400
hex78b6b7cd

2025240525 has 108 divisors (see below), whose sum is σ = 4557201376. Its totient is φ = 841579200.

The previous prime is 2025240523. The next prime is 2025240527. The reversal of 2025240525 is 5250425202.

2025240525 is a `hidden beast` number, since 2 + 0 + 252 + 405 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (2025240523) and next prime (2025240527).

It is not a de Polignac number, because 2025240525 - 21 = 2025240523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025240523) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 185262 + ... + 195888.

Almost surely, 22025240525 is an apocalyptic number.

2025240525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2025240525 is an abundant number, since it is smaller than the sum of its proper divisors (2531960851).

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

2025240525 is a wasteful number, since it uses less digits than its factorization.

2025240525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10672 (or 10653 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 2025240525 is about 45002.6724206463. The cubic root of 2025240525 is about 1265.1990864984.

Adding to 2025240525 its reverse (5250425202), we get a palindrome (7275665727).

The spelling of 2025240525 in words is "two billion, twenty-five million, two hundred forty thousand, five hundred twenty-five".

Divisors: 1 3 5 7 9 11 15 21 25 33 35 45 55 63 75 77 99 105 121 165 175 225 231 275 315 363 385 495 525 605 693 825 847 1089 1155 1575 1815 1925 2475 2541 3025 3465 4235 5445 5775 7623 9075 10627 12705 17325 21175 27225 31881 38115 53135 63525 74389 95643 116897 159405 190575 223167 265675 350691 371945 478215 584485 669501 797025 818279 1052073 1115835 1285867 1753455 1859725 2391075 2454837 2922425 3347505 3857601 4091395 5260365 5579175 6429335 7364511 8767275 9001069 11572803 12274185 16737525 19288005 20456975 26301825 27003207 32146675 36822555 45005345 57864015 61370925 81009621 96440025 135016035 184112775 225026725 289320075 405048105 675080175 2025240525