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136143553 = 7131496083
BaseRepresentation
bin10000001110101…
…10001011000001
3100111011210211211
420013112023001
5234323043203
621302010121
73242125660
oct1007261301
9314153754
10136143553
116a938737
1239716941
1322289c20
141411cdd7
15be43c6d
hex81d62c1

136143553 has 8 divisors (see below), whose sum is σ = 167561408. Its totient is φ = 107717904.

The previous prime is 136143529. The next prime is 136143571. The reversal of 136143553 is 355341631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-136143553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136143593) 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, 747951 + ... + 748132.

It is an arithmetic number, because the mean of its divisors is an integer number (20945176).

Almost surely, 2136143553 is an apocalyptic number.

136143553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

136143553 is a deficient number, since it is larger than the sum of its proper divisors (31417855).

136143553 is a wasteful number, since it uses less digits than its factorization.

136143553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496103.

The product of its digits is 16200, while the sum is 31.

The square root of 136143553 is about 11668.0569504952. The cubic root of 136143553 is about 514.4371933232.

The spelling of 136143553 in words is "one hundred thirty-six million, one hundred forty-three thousand, five hundred fifty-three".

Divisors: 1 7 13 91 1496083 10472581 19449079 136143553