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227380630 = 25131173573
BaseRepresentation
bin11011000110110…
…00110110010110
3120211212010120211
431203120312112
5431202140010
634321320034
75430463201
oct1543306626
9524763524
10227380630
11107394484
126419601a
1338152c69
14222ac938
1514e6708a
hexd8d8d96

227380630 has 16 divisors (see below), whose sum is σ = 412411824. Its totient is φ = 90257440.

The previous prime is 227380609. The next prime is 227380633. The reversal of 227380630 is 36083722.

It is a junction number, because it is equal to n+sod(n) for n = 227380592 and 227380601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227380633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85477 + ... + 88096.

It is an arithmetic number, because the mean of its divisors is an integer number (25775739).

Almost surely, 2227380630 is an apocalyptic number.

227380630 is a deficient number, since it is larger than the sum of its proper divisors (185031194).

227380630 is a wasteful number, since it uses less digits than its factorization.

227380630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173711.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 227380630 is about 15079.1455328211. The cubic root of 227380630 is about 610.3577852686.

The spelling of 227380630 in words is "two hundred twenty-seven million, three hundred eighty thousand, six hundred thirty".

Divisors: 1 2 5 10 131 262 655 1310 173573 347146 867865 1735730 22738063 45476126 113690315 227380630