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152917007 = 307498101
BaseRepresentation
bin10010001110101…
…01010000001111
3101122201222200212
421013111100033
5303121321012
623101313035
73534526115
oct1107252017
9348658625
10152917007
11793548a1
124326577b
13258b0849
1416447ab5
15d658b22
hex91d540f

152917007 has 4 divisors (see below), whose sum is σ = 153415416. Its totient is φ = 152418600.

The previous prime is 152916947. The next prime is 152917013. The reversal of 152917007 is 700719251.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 152917007 - 26 = 152916943 is a prime.

It is a super-2 number, since 2×1529170072 = 46767222059676098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152917027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248744 + ... + 249357.

It is an arithmetic number, because the mean of its divisors is an integer number (38353854).

Almost surely, 2152917007 is an apocalyptic number.

152917007 is a deficient number, since it is larger than the sum of its proper divisors (498409).

152917007 is an equidigital number, since it uses as much as digits as its factorization.

152917007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498408.

The product of its (nonzero) digits is 4410, while the sum is 32.

The square root of 152917007 is about 12365.9616285997. The cubic root of 152917007 is about 534.7513993335.

The spelling of 152917007 in words is "one hundred fifty-two million, nine hundred seventeen thousand, seven".

Divisors: 1 307 498101 152917007