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3812500025 = 521015232887
BaseRepresentation
bin1110001100111110…
…0010001000111001
3100211200220001211122
43203033202020321
530302000000100
61430151035025
7163322500265
oct34317421071
910750801748
103812500025
111687069774
128a496ba75
13489b22b99
142824a70a5
15174a89985
hexe33e2239

3812500025 has 24 divisors (see below), whose sum is σ = 4785092544. Its totient is φ = 3012984000.

The previous prime is 3812499991. The next prime is 3812500049. The reversal of 3812500025 is 5200052183.

3812500025 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3812500025 - 214 = 3812483641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3812499967 and 3812500003.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1319132 + ... + 1322018.

It is an arithmetic number, because the mean of its divisors is an integer number (199378856).

Almost surely, 23812500025 is an apocalyptic number.

It is an amenable number.

3812500025 is a deficient number, since it is larger than the sum of its proper divisors (972592519).

3812500025 is a wasteful number, since it uses less digits than its factorization.

3812500025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521 (or 3516 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 3812500025 is about 61745.4453785864. The cubic root of 3812500025 is about 1562.1999457962.

The spelling of 3812500025 in words is "three billion, eight hundred twelve million, five hundred thousand, twenty-five".

Divisors: 1 5 25 101 505 523 2525 2615 2887 13075 14435 52823 72175 264115 291587 1320575 1457935 1509901 7289675 7549505 37747525 152500001 762500005 3812500025