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2508487025 = 521117352727
BaseRepresentation
bin1001010110000100…
…0111100101110001
320110211011100021212
42111201013211301
520114133041100
61052525325505
7116106534152
oct22541074561
96424140255
102508487025
111077a80480
125a0106895
1330c911465
1419b21d929
15ea355635
hex95847971

2508487025 has 24 divisors (see below), whose sum is σ = 3412977984. Its totient is φ = 1813774400.

The previous prime is 2508487021. The next prime is 2508487049. The reversal of 2508487025 is 5207848052.

It is not a de Polignac number, because 2508487025 - 22 = 2508487021 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2508487021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21212 + ... + 73938.

It is an arithmetic number, because the mean of its divisors is an integer number (142207416).

Almost surely, 22508487025 is an apocalyptic number.

2508487025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2508487025 is a deficient number, since it is larger than the sum of its proper divisors (904490959).

2508487025 is a wasteful number, since it uses less digits than its factorization.

2508487025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52921 (or 52916 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 41.

The square root of 2508487025 is about 50084.7983424112. The cubic root of 2508487025 is about 1358.7428956380.

The spelling of 2508487025 in words is "two billion, five hundred eight million, four hundred eighty-seven thousand, twenty-five".

Divisors: 1 5 11 25 55 173 275 865 1903 4325 9515 47575 52727 263635 579997 1318175 2899985 9121771 14499925 45608855 100339481 228044275 501697405 2508487025