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152214533 = 29103131389
BaseRepresentation
bin10010001001010…
…01110000000101
3101121102022002022
421010221300011
5302431331113
623034252525
73525542102
oct1104516005
9347368068
10152214533
1178a15039
1242b87145
13256c5b93
1416303aa9
15d56a908
hex9129c05

152214533 has 16 divisors (see below), whose sum is σ = 160617600. Its totient is φ = 144056640.

The previous prime is 152214523. The next prime is 152214571. The reversal of 152214533 is 335412251.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 152214533 - 214 = 152198149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152214523) 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, 391103 + ... + 391491.

It is an arithmetic number, because the mean of its divisors is an integer number (10038600).

Almost surely, 2152214533 is an apocalyptic number.

It is an amenable number.

152214533 is a deficient number, since it is larger than the sum of its proper divisors (8403067).

152214533 is a wasteful number, since it uses less digits than its factorization.

152214533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652.

The product of its digits is 3600, while the sum is 26.

The square root of 152214533 is about 12337.5254001765. The cubic root of 152214533 is about 533.9312907524.

Adding to 152214533 its reverse (335412251), we get a palindrome (487626784).

The spelling of 152214533 in words is "one hundred fifty-two million, two hundred fourteen thousand, five hundred thirty-three".

Divisors: 1 29 103 131 389 2987 3799 11281 13493 40067 50959 391297 1161943 1477811 5248777 152214533