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135976160 = 2551944729
BaseRepresentation
bin10000001101011…
…01010011100000
3100110212022020002
420012231103200
5234302214120
621254235132
73240530645
oct1006552340
9313768202
10135976160
116a8339a1
1239655aa8
132222b988
14140b7dcc
15be0e375
hex81ad4e0

135976160 has 48 divisors (see below), whose sum is σ = 338158800. Its totient is φ = 51526656.

The previous prime is 135976153. The next prime is 135976163. The reversal of 135976160 is 61679531.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135976163) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19325 + ... + 25404.

It is an arithmetic number, because the mean of its divisors is an integer number (7044975).

Almost surely, 2135976160 is an apocalyptic number.

135976160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135976160 is an abundant number, since it is smaller than the sum of its proper divisors (202182640).

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

135976160 is a wasteful number, since it uses less digits than its factorization.

135976160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44763 (or 44755 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 135976160 is about 11660.8816133258. The cubic root of 135976160 is about 514.2262676732.

The spelling of 135976160 in words is "one hundred thirty-five million, nine hundred seventy-six thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1520 3040 44729 89458 178916 223645 357832 447290 715664 849851 894580 1431328 1699702 1789160 3399404 3578320 4249255 6798808 7156640 8498510 13597616 16997020 27195232 33994040 67988080 135976160