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125232241 = 1031215847
BaseRepresentation
bin1110111011011…
…10010001110001
322201122110100011
413131232101301
5224024412431
620232054521
73050312401
oct735562161
9281573304
10125232241
1164765922
1235b34441
131cc39624
14128bc801
15aedacb1
hex776e471

125232241 has 4 divisors (see below), whose sum is σ = 126448192. Its totient is φ = 124016292.

The previous prime is 125232221. The next prime is 125232257. The reversal of 125232241 is 142232521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 142232521 = 313454417.

It is a cyclic number.

It is not a de Polignac number, because 125232241 - 25 = 125232209 is a prime.

It is a super-2 number, since 2×1252322412 = 31366228371764162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125232221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607821 + ... + 608026.

It is an arithmetic number, because the mean of its divisors is an integer number (31612048).

Almost surely, 2125232241 is an apocalyptic number.

It is an amenable number.

125232241 is a deficient number, since it is larger than the sum of its proper divisors (1215951).

125232241 is a wasteful number, since it uses less digits than its factorization.

125232241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215950.

The product of its digits is 960, while the sum is 22.

The square root of 125232241 is about 11190.7212010665. The cubic root of 125232241 is about 500.3094630923.

Adding to 125232241 its reverse (142232521), we get a palindrome (267464762).

The spelling of 125232241 in words is "one hundred twenty-five million, two hundred thirty-two thousand, two hundred forty-one".

Divisors: 1 103 1215847 125232241