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2025576893 = 7187281839
BaseRepresentation
bin111100010111011…
…1101100110111101
312020011110222010102
41320232331212331
513122021430033
6532555050445
7101124055664
oct17056754675
95204428112
102025576893
1194a42699a
12486440a25
13263861012
14153035ddb
15bcc65de8
hex78bbd9bd

2025576893 has 4 divisors (see below), whose sum is σ = 2025865920. Its totient is φ = 2025287868.

The previous prime is 2025576887. The next prime is 2025576913. The reversal of 2025576893 is 3986755202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2025576893 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 (2025576823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133733 + ... + 148106.

It is an arithmetic number, because the mean of its divisors is an integer number (506466480).

Almost surely, 22025576893 is an apocalyptic number.

It is an amenable number.

2025576893 is a deficient number, since it is larger than the sum of its proper divisors (289027).

2025576893 is an equidigital number, since it uses as much as digits as its factorization.

2025576893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289026.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 2025576893 is about 45006.4094657639. The cubic root of 2025576893 is about 1265.2691273853.

The spelling of 2025576893 in words is "two billion, twenty-five million, five hundred seventy-six thousand, eight hundred ninety-three".

Divisors: 1 7187 281839 2025576893