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15425005300 = 2252154250053
BaseRepresentation
bin11100101110110011…
…01110011011110100
31110210222212110100121
432113121232123310
5223042300132200
611030335221324
71054150244635
oct162731563364
943728773317
1015425005300
1165a6016871
122ba5977844
1315ba904093
14a6485788c
156042b6e1a
hex39766e6f4

15425005300 has 18 divisors (see below), whose sum is σ = 33472261718. Its totient is φ = 6170002080.

The previous prime is 15425005291. The next prime is 15425005307. The reversal of 15425005300 is 350052451.

It can be written as a sum of positive squares in 3 ways, for example, as 97574884 + 15327430416 = 9878^2 + 123804^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15425005307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77124927 + ... + 77125126.

Almost surely, 215425005300 is an apocalyptic number.

15425005300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15425005300 is an abundant number, since it is smaller than the sum of its proper divisors (18047256418).

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

15425005300 is a wasteful number, since it uses less digits than its factorization.

15425005300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154250067 (or 154250060 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

Adding to 15425005300 its reverse (350052451), we get a palindrome (15775057751).

The spelling of 15425005300 in words is "fifteen billion, four hundred twenty-five million, five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 154250053 308500106 617000212 771250265 1542500530 3085001060 3856251325 7712502650 15425005300