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23132143001 = 117129618621
BaseRepresentation
bin10101100010110010…
…000111110110011001
32012201010012121201002
4111202302013312121
5334333312034001
614343214034345
71446143654102
oct254262076631
965633177632
1023132143001
1198a0545460
124596aa89b5
1322485781a6
1411962893a9
15905c1346b
hex562c87d99

23132143001 has 8 divisors (see below), whose sum is σ = 25590489408. Its totient is φ = 20733034000.

The previous prime is 23132142973. The next prime is 23132143003. The reversal of 23132143001 is 10034123132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23132143001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23132143003) 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, 14808530 + ... + 14810091.

It is an arithmetic number, because the mean of its divisors is an integer number (3198811176).

Almost surely, 223132143001 is an apocalyptic number.

It is an amenable number.

23132143001 is a deficient number, since it is larger than the sum of its proper divisors (2458346407).

23132143001 is a wasteful number, since it uses less digits than its factorization.

23132143001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29618703.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23132143001 its reverse (10034123132), we get a palindrome (33166266133).

The spelling of 23132143001 in words is "twenty-three billion, one hundred thirty-two million, one hundred forty-three thousand, one".

Divisors: 1 11 71 781 29618621 325804831 2102922091 23132143001