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152134213 = 7112385903
BaseRepresentation
bin10010001000101…
…10001001000101
3101121021012220111
421010112021011
5302421243323
623032433021
73525055660
oct1104261105
9347235814
10152134213
117896a760
1242b48771
132569845a
14162c26d7
15d551c0d
hex9116245

152134213 has 16 divisors (see below), whose sum is σ = 197922816. Its totient is φ = 113390640.

The previous prime is 152134211. The next prime is 152134219. The reversal of 152134213 is 312431251.

It is a happy number.

It is not a de Polignac number, because 152134213 - 21 = 152134211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152134211) 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, 41181 + ... + 44722.

It is an arithmetic number, because the mean of its divisors is an integer number (12370176).

Almost surely, 2152134213 is an apocalyptic number.

It is an amenable number.

152134213 is a deficient number, since it is larger than the sum of its proper divisors (45788603).

152134213 is a wasteful number, since it uses less digits than its factorization.

152134213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85944.

The product of its digits is 720, while the sum is 22.

The square root of 152134213 is about 12334.2698608389. The cubic root of 152134213 is about 533.8373599346.

Adding to 152134213 its reverse (312431251), we get a palindrome (464565464).

The spelling of 152134213 in words is "one hundred fifty-two million, one hundred thirty-four thousand, two hundred thirteen".

Divisors: 1 7 11 23 77 161 253 1771 85903 601321 944933 1975769 6614531 13830383 21733459 152134213