Search a number
-
+
137716860 = 22352295281
BaseRepresentation
bin10000011010101…
…10010001111100
3100121010202000110
420031112101330
5240223414420
621355430020
73261400611
oct1015262174
9317122013
10137716860
1170812796
123a155310
13226bb088
141440c508
15c154ee0
hex835647c

137716860 has 24 divisors (see below), whose sum is σ = 385607376. Its totient is φ = 36724480.

The previous prime is 137716841. The next prime is 137716867. The reversal of 137716860 is 68617731.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137716867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147581 + ... + 1147700.

It is an arithmetic number, because the mean of its divisors is an integer number (16066974).

Almost surely, 2137716860 is an apocalyptic number.

137716860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137716860 is an abundant number, since it is smaller than the sum of its proper divisors (247890516).

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

137716860 is a wasteful number, since it uses less digits than its factorization.

137716860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295293 (or 2295291 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 137716860 is about 11735.2826979157. The cubic root of 137716860 is about 516.4112609776.

The spelling of 137716860 in words is "one hundred thirty-seven million, seven hundred sixteen thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2295281 4590562 6885843 9181124 11476405 13771686 22952810 27543372 34429215 45905620 68858430 137716860