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153200233 = 314941943
BaseRepresentation
bin10010010000110…
…10011001101001
3101200021101012201
421020122121221
5303204401413
623111340201
73540115624
oct1110323151
9350241181
10153200233
117952866a
1243381661
132597c734
14164bcdbb
15d6b29dd
hex921a669

153200233 has 4 divisors (see below), whose sum is σ = 158142208. Its totient is φ = 148258260.

The previous prime is 153200207. The next prime is 153200251. The reversal of 153200233 is 332002351.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-153200233 is a prime.

It is a super-2 number, since 2×1532002332 = 46940622782508578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 153200233.

It is not an unprimeable number, because it can be changed into a prime (153200273) 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, 2470941 + ... + 2471002.

It is an arithmetic number, because the mean of its divisors is an integer number (39535552).

Almost surely, 2153200233 is an apocalyptic number.

It is an amenable number.

153200233 is a deficient number, since it is larger than the sum of its proper divisors (4941975).

153200233 is an equidigital number, since it uses as much as digits as its factorization.

153200233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4941974.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 153200233 is about 12377.4081697260. The cubic root of 153200233 is about 535.0813432086.

Adding to 153200233 its reverse (332002351), we get a palindrome (485202584).

The spelling of 153200233 in words is "one hundred fifty-three million, two hundred thousand, two hundred thirty-three".

Divisors: 1 31 4941943 153200233