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136630235 = 5719238933
BaseRepresentation
bin10000010010011…
…00111111011011
3100112002112110002
420021030333123
5234434131420
621320243215
73246223610
oct1011147733
9315075402
10136630235
1170140355
123991050b
13223ca5c1
1414208507
15bedd075
hex824cfdb

136630235 has 32 divisors (see below), whose sum is σ = 205839360. Its totient is φ = 84889728.

The previous prime is 136630229. The next prime is 136630243. The reversal of 136630235 is 532036631.

It is a happy number.

It is not a de Polignac number, because 136630235 - 216 = 136564699 is a prime.

It is a super-2 number, since 2×1366302352 = 37335642232310450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136630198 and 136630207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10829 + ... + 19761.

It is an arithmetic number, because the mean of its divisors is an integer number (6432480).

Almost surely, 2136630235 is an apocalyptic number.

136630235 is a deficient number, since it is larger than the sum of its proper divisors (69209125).

136630235 is a wasteful number, since it uses less digits than its factorization.

136630235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8987.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 136630235 is about 11688.8936602229. The cubic root of 136630235 is about 515.0494626826.

Adding to 136630235 its reverse (532036631), we get a palindrome (668666866).

The spelling of 136630235 in words is "one hundred thirty-six million, six hundred thirty thousand, two hundred thirty-five".

Divisors: 1 5 7 19 23 35 95 115 133 161 437 665 805 2185 3059 8933 15295 44665 62531 169727 205459 312655 848635 1027295 1188089 1438213 3903721 5940445 7191065 19518605 27326047 136630235