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225984470 = 25101223747
BaseRepresentation
bin11010111100000…
…11111111010110
3120202020012102012
431132003333112
5430323000340
634231344222
75412556565
oct1536037726
9522205365
10225984470
11106620528
1263822072
1337a8462a
1422027bdc
1514c8d565
hexd783fd6

225984470 has 16 divisors (see below), whose sum is σ = 410801328. Its totient is φ = 89498400.

The previous prime is 225984467. The next prime is 225984481. The reversal of 225984470 is 74489522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110864 + ... + 112883.

It is an arithmetic number, because the mean of its divisors is an integer number (25675083).

Almost surely, 2225984470 is an apocalyptic number.

225984470 is a deficient number, since it is larger than the sum of its proper divisors (184816858).

225984470 is a wasteful number, since it uses less digits than its factorization.

225984470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223855.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 225984470 is about 15032.7798493825. The cubic root of 225984470 is about 609.1059823119.

The spelling of 225984470 in words is "two hundred twenty-five million, nine hundred eighty-four thousand, four hundred seventy".

Divisors: 1 2 5 10 101 202 505 1010 223747 447494 1118735 2237470 22598447 45196894 112992235 225984470