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23252001 = 353146239
BaseRepresentation
bin101100010110…
…0110000100001
31121202022202020
41120230300201
521423031001
62150212053
7401432043
oct130546041
947668666
1023252001
1112141633
127954029
134a816a6
143133a93
152094736
hex162cc21

23252001 has 8 divisors (see below), whose sum is σ = 31587840. Its totient is φ = 15208752.

The previous prime is 23251993. The next prime is 23252027. The reversal of 23252001 is 10025232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23252001 - 23 = 23251993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23252081) 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, 72961 + ... + 73278.

It is an arithmetic number, because the mean of its divisors is an integer number (3948480).

Almost surely, 223252001 is an apocalyptic number.

It is an amenable number.

23252001 is a deficient number, since it is larger than the sum of its proper divisors (8335839).

23252001 is a wasteful number, since it uses less digits than its factorization.

23252001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146295.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 23252001 is about 4822.0328700663. The cubic root of 23252001 is about 285.4215614223.

Adding to 23252001 its reverse (10025232), we get a palindrome (33277233).

The spelling of 23252001 in words is "twenty-three million, two hundred fifty-two thousand, one".

Divisors: 1 3 53 159 146239 438717 7750667 23252001