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135715153 = 73395671
BaseRepresentation
bin10000001011011…
…01100101010001
3100110101001012011
420011231211101
5234220341103
621244502521
73235363000
oct1005554521
9313331164
10135715153
116a675892
123954aa41
1322169c32
141404ac37
15bdabd6d
hex816d951

135715153 has 8 divisors (see below), whose sum is σ = 158268800. Its totient is φ = 116326980.

The previous prime is 135715141. The next prime is 135715159. The reversal of 135715153 is 351517531.

It is a de Polignac number, because none of the positive numbers 2k-135715153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135715159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197493 + ... + 198178.

It is an arithmetic number, because the mean of its divisors is an integer number (19783600).

Almost surely, 2135715153 is an apocalyptic number.

It is an amenable number.

135715153 is a deficient number, since it is larger than the sum of its proper divisors (22553647).

135715153 is an frugal number, since it uses more digits than its factorization.

135715153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395692 (or 395678 counting only the distinct ones).

The product of its digits is 7875, while the sum is 31.

The square root of 135715153 is about 11649.6846738442. The cubic root of 135715153 is about 513.8970368637.

The spelling of 135715153 in words is "one hundred thirty-five million, seven hundred fifteen thousand, one hundred fifty-three".

Divisors: 1 7 49 343 395671 2769697 19387879 135715153