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152030033 = 768119793
BaseRepresentation
bin10010000111111…
…00101101010001
3101121001220222222
421003330231101
5302404430113
623030310425
73524143151
oct1103745521
9347056888
10152030033
11788a9461
1242ab8415
132565cbcc
1416296761
15d530e08
hex90fcb51

152030033 has 4 divisors (see below), whose sum is σ = 152057508. Its totient is φ = 152002560.

The previous prime is 152030029. The next prime is 152030041. The reversal of 152030033 is 330030251.

152030033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330030251 = 1361242491.

It can be written as a sum of positive squares in 2 ways, for example, as 114661264 + 37368769 = 10708^2 + 6113^2 .

It is a cyclic number.

It is not a de Polignac number, because 152030033 - 22 = 152030029 is a prime.

It is a super-2 number, since 2×1520300332 = 46226261867962178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152029993 and 152030020.

It is not an unprimeable number, because it can be changed into a prime (152030063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2216 + ... + 17577.

It is an arithmetic number, because the mean of its divisors is an integer number (38014377).

Almost surely, 2152030033 is an apocalyptic number.

It is an amenable number.

152030033 is a deficient number, since it is larger than the sum of its proper divisors (27475).

152030033 is an equidigital number, since it uses as much as digits as its factorization.

152030033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27474.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 152030033 is about 12330.0459447644. The cubic root of 152030033 is about 533.7154765993.

Adding to 152030033 its reverse (330030251), we get a palindrome (482060284).

The spelling of 152030033 in words is "one hundred fifty-two million, thirty thousand, thirty-three".

Divisors: 1 7681 19793 152030033