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25068141 = 327397907
BaseRepresentation
bin101111110100…
…0001001101101
31202011121000200
41133220021231
522404140031
62253144113
7423034650
oct137501155
952147020
1025068141
111317207a
12848b039
135269227
143487897
1523028e6
hex17e826d

25068141 has 12 divisors (see below), whose sum is σ = 41382432. Its totient is φ = 14324616.

The previous prime is 25068103. The next prime is 25068143. The reversal of 25068141 is 14186052.

It is not a de Polignac number, because 25068141 - 217 = 24937069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25068143) 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, 198891 + ... + 199016.

It is an arithmetic number, because the mean of its divisors is an integer number (3448536).

Almost surely, 225068141 is an apocalyptic number.

25068141 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

25068141 is a deficient number, since it is larger than the sum of its proper divisors (16314291).

25068141 is a wasteful number, since it uses less digits than its factorization.

25068141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397920 (or 397917 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 25068141 is about 5006.8094631212. The cubic root of 25068141 is about 292.6671934779.

The spelling of 25068141 in words is "twenty-five million, sixty-eight thousand, one hundred forty-one".

Divisors: 1 3 7 9 21 63 397907 1193721 2785349 3581163 8356047 25068141