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225725026 = 2947119179
BaseRepresentation
bin11010111010001…
…00101001100010
3120201202000112011
431131010221202
5430241200101
634222023134
75410426312
oct1535045142
9521660464
10225725026
1110646360a
1263717aaa
13379c3507
1421d9b442
1514c3b751
hexd744a62

225725026 has 8 divisors (see below), whose sum is σ = 338947920. Its totient is φ = 112742388.

The previous prime is 225725021. The next prime is 225725029. The reversal of 225725026 is 620527522.

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

It is not an unprimeable number, because it can be changed into a prime (225725021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57696 + ... + 61483.

It is an arithmetic number, because the mean of its divisors is an integer number (42368490).

Almost surely, 2225725026 is an apocalyptic number.

225725026 is a deficient number, since it is larger than the sum of its proper divisors (113222894).

225725026 is a wasteful number, since it uses less digits than its factorization.

225725026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120128.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 225725026 is about 15024.1480956492. The cubic root of 225725026 is about 608.8727960718.

The spelling of 225725026 in words is "two hundred twenty-five million, seven hundred twenty-five thousand, twenty-six".

Divisors: 1 2 947 1894 119179 238358 112862513 225725026