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53027800025 = 527926849519
BaseRepresentation
bin110001011000101101…
…000000001111011001
312001212121011100102112
4301120231000033121
51332100104100100
640205521442105
73555035602034
oct613055001731
9161777140375
1053027800025
11205418a1022
12a33aaa0335
135001138a85
1427d08d201b
1515a55cab35
hexc58b403d9

53027800025 has 12 divisors (see below), whose sum is σ = 66586809600. Its totient is φ = 41885248080.

The previous prime is 53027800009. The next prime is 53027800027. The reversal of 53027800025 is 52000872035.

It is not a de Polignac number, because 53027800025 - 24 = 53027800009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53027799964 and 53027800000.

It is not an unprimeable number, because it can be changed into a prime (53027800027) 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, 13422785 + ... + 13426734.

It is an arithmetic number, because the mean of its divisors is an integer number (5548900800).

Almost surely, 253027800025 is an apocalyptic number.

It is an amenable number.

53027800025 is a deficient number, since it is larger than the sum of its proper divisors (13559009575).

53027800025 is a wasteful number, since it uses less digits than its factorization.

53027800025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26849608 (or 26849603 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 53027800025 in words is "fifty-three billion, twenty-seven million, eight hundred thousand, twenty-five".

Divisors: 1 5 25 79 395 1975 26849519 134247595 671237975 2121112001 10605560005 53027800025