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238250125 = 5310091889
BaseRepresentation
bin11100011001101…
…10100010001101
3121121022100201201
432030312202031
5441443001000
635350305501
75622043531
oct1614664215
9547270651
10238250125
11112538933
1267958291
133a48a509
14238dbbc1
1515db296a
hexe33688d

238250125 has 16 divisors (see below), whose sum is σ = 297788400. Its totient is φ = 190310400.

The previous prime is 238250107. The next prime is 238250149. The reversal of 238250125 is 521052832.

238250125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 102131236 + 136118889 = 10106^2 + 11667^2 .

It is not a de Polignac number, because 238250125 - 217 = 238119053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 238250093 and 238250102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125181 + ... + 127069.

It is an arithmetic number, because the mean of its divisors is an integer number (18611775).

Almost surely, 2238250125 is an apocalyptic number.

238250125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

238250125 is a deficient number, since it is larger than the sum of its proper divisors (59538275).

238250125 is a wasteful number, since it uses less digits than its factorization.

238250125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913 (or 2903 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 238250125 is about 15435.3530895798. The cubic root of 238250125 is about 619.9324631603.

The spelling of 238250125 in words is "two hundred thirty-eight million, two hundred fifty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 1009 1889 5045 9445 25225 47225 126125 236125 1906001 9530005 47650025 238250125