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152431542607 = 271562478017
BaseRepresentation
bin1000110111110110100…
…0001100000101001111
3112120110012211200021011
42031331220030011033
54444134433330412
6154005344550051
714004252506521
oct2157550140517
9476405750234
10152431542607
11597116a50a3
1225661022327
13114b3260276
1475406a1a11
153e722d67a7
hex237da0c14f

152431542607 has 4 divisors (see below), whose sum is σ = 152994020896. Its totient is φ = 151869064320.

The previous prime is 152431542539. The next prime is 152431542619. The reversal of 152431542607 is 706245134251.

152431542607 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 an emirpimes, since its reverse is a distinct semiprime: 706245134251 = 6710540972153.

It is a cyclic number.

It is not a de Polignac number, because 152431542607 - 231 = 150284058959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152431542607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152431542677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281238738 + ... + 281239279.

It is an arithmetic number, because the mean of its divisors is an integer number (38248505224).

Almost surely, 2152431542607 is an apocalyptic number.

152431542607 is a deficient number, since it is larger than the sum of its proper divisors (562478289).

152431542607 is an equidigital number, since it uses as much as digits as its factorization.

152431542607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562478288.

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 152431542607 its reverse (706245134251), we get a palindrome (858676676858).

The spelling of 152431542607 in words is "one hundred fifty-two billion, four hundred thirty-one million, five hundred forty-two thousand, six hundred seven".

Divisors: 1 271 562478017 152431542607