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20231413025 = 523112602111
BaseRepresentation
bin10010110101111000…
…101101110100100001
31221012221222021020112
4102311320231310201
5312413220204100
613143313221105
71314232113305
oct226570556441
957187867215
1020231413025
11864211805a
123b07561795
131ba5610115
14d9cd23d05
157d622cb35
hex4b5e2dd21

20231413025 has 12 divisors (see below), whose sum is σ = 25167627264. Its totient is φ = 16133082000.

The previous prime is 20231413003. The next prime is 20231413061. The reversal of 20231413025 is 52031413202.

It is not a de Polignac number, because 20231413025 - 28 = 20231412769 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1293281 + ... + 1308830.

It is an arithmetic number, because the mean of its divisors is an integer number (2097302272).

Almost surely, 220231413025 is an apocalyptic number.

20231413025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20231413025 is a deficient number, since it is larger than the sum of its proper divisors (4936214239).

20231413025 is a wasteful number, since it uses less digits than its factorization.

20231413025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602432 (or 2602427 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 20231413025 its reverse (52031413202), we get a palindrome (72262826227).

The spelling of 20231413025 in words is "twenty billion, two hundred thirty-one million, four hundred thirteen thousand, twenty-five".

Divisors: 1 5 25 311 1555 7775 2602111 13010555 65052775 809256521 4046282605 20231413025