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136103025 = 3527324859
BaseRepresentation
bin10000001110011…
…00010001110001
3100111002202020210
420013030101301
5234320244100
621301054333
73241566552
oct1007142161
9314082223
10136103025
116a910243
12396b73a9
1322274646
141410c329
15be36c50
hex81cc471

136103025 has 24 divisors (see below), whose sum is σ = 228115360. Its totient is φ = 71591040.

The previous prime is 136102991. The next prime is 136103059. The reversal of 136103025 is 520301631.

It is an interprime number because it is at equal distance from previous prime (136102991) and next prime (136103059).

It is not a de Polignac number, because 136103025 - 26 = 136102961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136102992 and 136103010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6955 + ... + 17904.

Almost surely, 2136103025 is an apocalyptic number.

136103025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136103025 is a deficient number, since it is larger than the sum of its proper divisors (92012335).

136103025 is a wasteful number, since it uses less digits than its factorization.

136103025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24945 (or 24940 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 136103025 is about 11666.3201139005. The cubic root of 136103025 is about 514.3861413777.

Adding to 136103025 its reverse (520301631), we get a palindrome (656404656).

The spelling of 136103025 in words is "one hundred thirty-six million, one hundred three thousand, twenty-five".

Divisors: 1 3 5 15 25 73 75 219 365 1095 1825 5475 24859 74577 124295 372885 621475 1814707 1864425 5444121 9073535 27220605 45367675 136103025