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152513141 = 1113864831
BaseRepresentation
bin10010001011100…
…10101001110101
3101121222110200212
421011302221311
5303020410031
623044515205
73531224504
oct1105625165
9347873625
10152513141
11790a9420
12430abb05
132579ba81
141638083b
15d5c912b
hex9172a75

152513141 has 4 divisors (see below), whose sum is σ = 166377984. Its totient is φ = 138648300.

The previous prime is 152513129. The next prime is 152513143. The reversal of 152513141 is 141315251.

152513141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-152513141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152513143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6932405 + ... + 6932426.

It is an arithmetic number, because the mean of its divisors is an integer number (41594496).

Almost surely, 2152513141 is an apocalyptic number.

152513141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

152513141 is a deficient number, since it is larger than the sum of its proper divisors (13864843).

152513141 is a wasteful number, since it uses less digits than its factorization.

152513141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13864842.

The product of its digits is 600, while the sum is 23.

The square root of 152513141 is about 12349.6210873047. The cubic root of 152513141 is about 534.2802105891.

Adding to 152513141 its reverse (141315251), we get a palindrome (293828392).

The spelling of 152513141 in words is "one hundred fifty-two million, five hundred thirteen thousand, one hundred forty-one".

Divisors: 1 11 13864831 152513141