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152030141 = 797190753
BaseRepresentation
bin10010000111111…
…00101110111101
3101121001221010222
421003330232331
5302404431031
623030311125
73524143364
oct1103745675
9347057128
10152030141
11788a954a
1242ab84a5
132565cc83
14162967db
15d530e7b
hex90fcbbd

152030141 has 4 divisors (see below), whose sum is σ = 152221692. Its totient is φ = 151838592.

The previous prime is 152030113. The next prime is 152030143. The reversal of 152030141 is 141030251.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103449241 + 48580900 = 10171^2 + 6970^2 .

It is a cyclic number.

It is not a de Polignac number, because 152030141 - 210 = 152029117 is a prime.

It is a super-2 number, since 2×1520301412 = 46226327544959762, 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 (152030143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94580 + ... + 96173.

It is an arithmetic number, because the mean of its divisors is an integer number (38055423).

Almost surely, 2152030141 is an apocalyptic number.

It is an amenable number.

152030141 is a deficient number, since it is larger than the sum of its proper divisors (191551).

152030141 is an equidigital number, since it uses as much as digits as its factorization.

152030141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191550.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 152030141 is about 12330.0503243093. The cubic root of 152030141 is about 533.7156029806.

Adding to 152030141 its reverse (141030251), we get a palindrome (293060392).

The spelling of 152030141 in words is "one hundred fifty-two million, thirty thousand, one hundred forty-one".

Divisors: 1 797 190753 152030141