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136906328 = 23131316407
BaseRepresentation
bin10000010100100…
…00011001011000
3100112121120011202
420022100121120
5240022000303
621330213332
73251453546
oct1012203130
9315546152
10136906328
1170309829
1239a24248
1322496180
141427ad96
15c044c88
hex8290658

136906328 has 16 divisors (see below), whose sum is σ = 276445680. Its totient is φ = 63187488.

The previous prime is 136906283. The next prime is 136906331. The reversal of 136906328 is 823609631.

It is a junction number, because it is equal to n+sod(n) for n = 136906291 and 136906300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658100 + ... + 658307.

It is an arithmetic number, because the mean of its divisors is an integer number (17277855).

Almost surely, 2136906328 is an apocalyptic number.

It is an amenable number.

136906328 is an abundant number, since it is smaller than the sum of its proper divisors (139539352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136906328 is a wasteful number, since it uses less digits than its factorization.

136906328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316426 (or 1316422 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 136906328 is about 11700.6977569716. The cubic root of 136906328 is about 515.3961547964.

The spelling of 136906328 in words is "one hundred thirty-six million, nine hundred six thousand, three hundred twenty-eight".

Divisors: 1 2 4 8 13 26 52 104 1316407 2632814 5265628 10531256 17113291 34226582 68453164 136906328