Search a number
-
+
122432025 = 3521632427
BaseRepresentation
bin1110100110000…
…10101000011001
322112101012011110
413103002220121
5222320311100
620052050533
73014440452
oct723025031
9275335143
10122432025
1163122aa1
1235003a49
131c498bb1
1412390129
15ab36250
hex74c2a19

122432025 has 12 divisors (see below), whose sum is σ = 202421072. Its totient is φ = 65297040.

The previous prime is 122432017. The next prime is 122432069. The reversal of 122432025 is 520234221.

It is not a de Polignac number, because 122432025 - 23 = 122432017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122431992 and 122432010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 816139 + ... + 816288.

Almost surely, 2122432025 is an apocalyptic number.

122432025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122432025 is a deficient number, since it is larger than the sum of its proper divisors (79989047).

122432025 is a wasteful number, since it uses less digits than its factorization.

122432025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632440 (or 1632435 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 122432025 is about 11064.9005869913. The cubic root of 122432025 is about 496.5523149097.

Adding to 122432025 its reverse (520234221), we get a palindrome (642666246).

The spelling of 122432025 in words is "one hundred twenty-two million, four hundred thirty-two thousand, twenty-five".

Divisors: 1 3 5 15 25 75 1632427 4897281 8162135 24486405 40810675 122432025