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25360230 = 2357120763
BaseRepresentation
bin110000010111…
…1011101100110
31202201102200210
41200233131212
522443011410
62303320250
7425362350
oct140573546
952642623
1025360230
1113351575
1285b0086
13533c16c
1435220d0
15235e220
hex182f766

25360230 has 32 divisors (see below), whose sum is σ = 69560064. Its totient is φ = 5796576.

The previous prime is 25360211. The next prime is 25360259. The reversal of 25360230 is 3206352.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 25360197 and 25360206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60172 + ... + 60591.

It is an arithmetic number, because the mean of its divisors is an integer number (2173752).

Almost surely, 225360230 is an apocalyptic number.

25360230 is an abundant number, since it is smaller than the sum of its proper divisors (44199834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25360230 is a wasteful number, since it uses less digits than its factorization.

25360230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120780.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 25360230 is about 5035.8941609212. The cubic root of 25360230 is about 293.7995069720.

Adding to 25360230 its reverse (3206352), we get a palindrome (28566582).

The spelling of 25360230 in words is "twenty-five million, three hundred sixty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 120763 241526 362289 603815 724578 845341 1207630 1690682 1811445 2536023 3622890 4226705 5072046 8453410 12680115 25360230