Search a number
-
+
20241023525 = 524723972077
BaseRepresentation
bin10010110110011101…
…011000001000100101
31221020122001112100222
4102312131120020211
5312423200223100
613144255214125
71314406601252
oct226635301045
957218045328
1020241023525
118647591618
123b0a817345
131ba75c65c8
14da0306429
157d6eca485
hex4b6758225

20241023525 has 24 divisors (see below), whose sum is σ = 25740495360. Its totient is φ = 15781760960.

The previous prime is 20241023507. The next prime is 20241023527. The reversal of 20241023525 is 52532014202.

It is not a de Polignac number, because 20241023525 - 26 = 20241023461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20241023494 and 20241023503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241023527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244787 + ... + 316863.

It is an arithmetic number, because the mean of its divisors is an integer number (1072520640).

Almost surely, 220241023525 is an apocalyptic number.

20241023525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20241023525 is a deficient number, since it is larger than the sum of its proper divisors (5499471835).

20241023525 is a wasteful number, since it uses less digits than its factorization.

20241023525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72373 (or 72368 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 20241023525 its reverse (52532014202), we get a palindrome (72773037727).

The spelling of 20241023525 in words is "twenty billion, two hundred forty-one million, twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 47 235 239 1175 1195 5975 11233 56165 72077 280825 360385 1801925 3387619 16938095 17226403 84690475 86132015 430660075 809640941 4048204705 20241023525