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23133007 = 711671951
BaseRepresentation
bin101100000111…
…1101101001111
31121112021112001
41120033231033
521410224012
62143453131
7400425112
oct130175517
947467461
1023133007
1112070197
1278b71a7
134a3c491
143102579
15206e357
hex160fb4f

23133007 has 8 divisors (see below), whose sum is σ = 23611392. Its totient is φ = 22659000.

The previous prime is 23132999. The next prime is 23133031. The reversal of 23133007 is 70033132.

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 23133007 - 23 = 23132999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10882 + ... + 12832.

It is an arithmetic number, because the mean of its divisors is an integer number (2951424).

Almost surely, 223133007 is an apocalyptic number.

23133007 is a deficient number, since it is larger than the sum of its proper divisors (478385).

23133007 is a wasteful number, since it uses less digits than its factorization.

23133007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 23133007 is about 4809.6784715821. The cubic root of 23133007 is about 284.9338391617.

Adding to 23133007 its reverse (70033132), we get a palindrome (93166139).

The spelling of 23133007 in words is "twenty-three million, one hundred thirty-three thousand, seven".

Divisors: 1 71 167 1951 11857 138521 325817 23133007