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152504229 = 3172990279
BaseRepresentation
bin10010001011100…
…00011110100101
3101121222000110210
421011300132211
5303020113404
623044410033
73531156513
oct1105603645
9347860423
10152504229
11790a2759
12430a6919
13257979b7
141637b4b3
15d5c6689
hex91707a5

152504229 has 8 divisors (see below), whose sum is σ = 215300160. Its totient is φ = 95688896.

The previous prime is 152504179. The next prime is 152504251. The reversal of 152504229 is 922405251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 152504229 - 29 = 152503717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152504196 and 152504205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152504129) 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 7 ways as a sum of consecutive naturals, for example, 1495089 + ... + 1495190.

It is an arithmetic number, because the mean of its divisors is an integer number (26912520).

Almost surely, 2152504229 is an apocalyptic number.

It is an amenable number.

152504229 is a deficient number, since it is larger than the sum of its proper divisors (62795931).

152504229 is a wasteful number, since it uses less digits than its factorization.

152504229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990299.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 152504229 is about 12349.2602612464. The cubic root of 152504229 is about 534.2698036214.

The spelling of 152504229 in words is "one hundred fifty-two million, five hundred four thousand, two hundred twenty-nine".

Divisors: 1 3 17 51 2990279 8970837 50834743 152504229