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152323033 = 1031147743
BaseRepresentation
bin10010001010001…
…00001111011001
3101121121210220211
421011010033121
5302443314113
623040451121
73526503322
oct1105041731
9347553824
10152323033
1178a89605
1243019aa1
1325733395
1416331449
15d58cb3d
hex91443d9

152323033 has 4 divisors (see below), whose sum is σ = 152471808. Its totient is φ = 152174260.

The previous prime is 152323027. The next prime is 152323069. The reversal of 152323033 is 330323251.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 330323251 = 363790823.

It is a cyclic number.

It is not a de Polignac number, because 152323033 - 217 = 152191961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152322995 and 152323013.

It is not an unprimeable number, because it can be changed into a prime (152323013) 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, 72841 + ... + 74902.

It is an arithmetic number, because the mean of its divisors is an integer number (38117952).

Almost surely, 2152323033 is an apocalyptic number.

It is an amenable number.

152323033 is a deficient number, since it is larger than the sum of its proper divisors (148775).

152323033 is a wasteful number, since it uses less digits than its factorization.

152323033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148774.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 152323033 is about 12341.9217709399. The cubic root of 152323033 is about 534.0581244272.

Adding to 152323033 its reverse (330323251), we get a palindrome (482646284).

The spelling of 152323033 in words is "one hundred fifty-two million, three hundred twenty-three thousand, thirty-three".

Divisors: 1 1031 147743 152323033