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55003000525 = 5211200010911
BaseRepresentation
bin110011001110011011…
…110010111011001101
312020222020211221010121
4303032123302323031
51400121232004100
641133521104541
73655011535054
oct631633627315
9166866757117
1055003000525
112136583a430
12a7b0488151
13525740c275
14293ad7339b
15166dbe051a
hexcce6f2ecd

55003000525 has 12 divisors (see below), whose sum is σ = 74404059264. Its totient is φ = 40002182000.

The previous prime is 55003000519. The next prime is 55003000537. The reversal of 55003000525 is 52500030055.

It is not a de Polignac number, because 55003000525 - 213 = 55002992333 is a prime.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55003000525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100005181 + ... + 100005730.

It is an arithmetic number, because the mean of its divisors is an integer number (6200338272).

Almost surely, 255003000525 is an apocalyptic number.

55003000525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55003000525 is a deficient number, since it is larger than the sum of its proper divisors (19401058739).

55003000525 is a wasteful number, since it uses less digits than its factorization.

55003000525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200010932 (or 200010927 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The spelling of 55003000525 in words is "fifty-five billion, three million, five hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 11 25 55 275 200010911 1000054555 2200120021 5000272775 11000600105 55003000525