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152933469 = 31337105983
BaseRepresentation
bin10010001110110…
…01010001011101
3101122202211021120
421013121101131
5303122332334
623101521153
73534625113
oct1107312135
9348684246
10152933469
11793661a7
12432731b9
13258b81a0
141644dab3
15d65d949
hex91d945d

152933469 has 16 divisors (see below), whose sum is σ = 225533952. Its totient is φ = 91568448.

The previous prime is 152933419. The next prime is 152933497. The reversal of 152933469 is 964339251.

It is a happy number.

152933469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 152933469 - 211 = 152931421 is a prime.

It is a super-2 number, since 2×1529334692 = 46777291880747922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 152933469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152933419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51549 + ... + 54434.

It is an arithmetic number, because the mean of its divisors is an integer number (14095872).

Almost surely, 2152933469 is an apocalyptic number.

It is an amenable number.

152933469 is a deficient number, since it is larger than the sum of its proper divisors (72600483).

152933469 is a wasteful number, since it uses less digits than its factorization.

152933469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106036.

The product of its digits is 174960, while the sum is 42.

The square root of 152933469 is about 12366.6272281492. The cubic root of 152933469 is about 534.7705878721.

The spelling of 152933469 in words is "one hundred fifty-two million, nine hundred thirty-three thousand, four hundred sixty-nine".

Divisors: 1 3 13 37 39 111 481 1443 105983 317949 1377779 3921371 4133337 11764113 50977823 152933469