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136967800 = 23523312069
BaseRepresentation
bin10000010100111…
…11011001111000
3100112201200111111
420022133121320
5240030432200
621331410104
73252131014
oct1012373170
9315650444
10136967800
1170350a32
1239a53934
13224b8148
1414295544
15c0580ba
hex829f678

136967800 has 48 divisors (see below), whose sum is σ = 319566600. Its totient is φ = 54595200.

The previous prime is 136967797. The next prime is 136967801. The reversal of 136967800 is 8769631.

136967800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136967801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65166 + ... + 67234.

Almost surely, 2136967800 is an apocalyptic number.

136967800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136967800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159783300).

136967800 is an abundant number, since it is smaller than the sum of its proper divisors (182598800).

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

136967800 is a wasteful number, since it uses less digits than its factorization.

136967800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 136967800 is about 11703.3243140571. The cubic root of 136967800 is about 515.4732822070.

It can be divided in two parts, 1369 and 67800, that added together give a square (69169 = 2632).

The spelling of 136967800 in words is "one hundred thirty-six million, nine hundred sixty-seven thousand, eight hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 331 662 1324 1655 2069 2648 3310 4138 6620 8275 8276 10345 13240 16550 16552 20690 33100 41380 51725 66200 82760 103450 206900 413800 684839 1369678 2739356 3424195 5478712 6848390 13696780 17120975 27393560 34241950 68483900 136967800