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227730052 = 22116777249
BaseRepresentation
bin11011001001011…
…10001010000100
3120212111212220101
431210232022010
5431244330202
634333013444
75433450004
oct1544561204
9525455811
10227730052
11107602a60
1264324284
1338246014
1422360004
1514ed5887
hexd92e284

227730052 has 24 divisors (see below), whose sum is σ = 441252000. Its totient is φ = 101967360.

The previous prime is 227730047. The next prime is 227730077. The reversal of 227730052 is 250037722.

It is a self number, because there is not a number n which added to its sum of digits gives 227730052.

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, 35677 + ... + 41572.

It is an arithmetic number, because the mean of its divisors is an integer number (18385500).

Almost surely, 2227730052 is an apocalyptic number.

227730052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

227730052 is a deficient number, since it is larger than the sum of its proper divisors (213521948).

227730052 is a wasteful number, since it uses less digits than its factorization.

227730052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77331 (or 77329 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 227730052 is about 15090.7273515891. The cubic root of 227730052 is about 610.6702763898.

Adding to 227730052 its reverse (250037722), we get a palindrome (477767774).

The spelling of 227730052 in words is "two hundred twenty-seven million, seven hundred thirty thousand, fifty-two".

Divisors: 1 2 4 11 22 44 67 134 268 737 1474 2948 77249 154498 308996 849739 1699478 3398956 5175683 10351366 20702732 56932513 113865026 227730052