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136133800 = 23521161879
BaseRepresentation
bin10000001110100…
…11110010101000
3100111011022110121
420013103302220
5234322240200
621301453024
73242055355
oct1007236250
9314138417
10136133800
116a931380
1239711174
132228565a
141411962c
15be40e1a
hex81d3ca8

136133800 has 48 divisors (see below), whose sum is σ = 345290400. Its totient is φ = 49502400.

The previous prime is 136133779. The next prime is 136133821. The reversal of 136133800 is 8331631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136133779) and next prime (136133821).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 28740 + ... + 33139.

It is an arithmetic number, because the mean of its divisors is an integer number (7193550).

Almost surely, 2136133800 is an apocalyptic number.

136133800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136133800 is an abundant number, since it is smaller than the sum of its proper divisors (209156600).

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

136133800 is a wasteful number, since it uses less digits than its factorization.

136133800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61906 (or 61897 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 136133800 is about 11667.6390070999. The cubic root of 136133800 is about 514.4249086779.

The spelling of 136133800 in words is "one hundred thirty-six million, one hundred thirty-three thousand, eight hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 61879 123758 247516 309395 495032 618790 680669 1237580 1361338 1546975 2475160 2722676 3093950 3403345 5445352 6187900 6806690 12375800 13613380 17016725 27226760 34033450 68066900 136133800