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229515214 = 21071935557
BaseRepresentation
bin11011010111000…
…01111111001110
3120222212120200111
431223201333032
5432223441324
634435150234
75454563365
oct1553417716
9528776614
10229515214
111086121a5
1264a4537a
133871c726
14226a67dc
1515239794
hexdae1fce

229515214 has 16 divisors (see below), whose sum is σ = 349353648. Its totient is φ = 113075712.

The previous prime is 229515203. The next prime is 229515217. The reversal of 229515214 is 412515922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229515217) 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, 38524 + ... + 44080.

It is an arithmetic number, because the mean of its divisors is an integer number (21834603).

Almost surely, 2229515214 is an apocalyptic number.

229515214 is a deficient number, since it is larger than the sum of its proper divisors (119838434).

229515214 is a wasteful number, since it uses less digits than its factorization.

229515214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5859.

The product of its digits is 7200, while the sum is 31.

The square root of 229515214 is about 15149.7595360454. The cubic root of 229515214 is about 612.2617940302.

The spelling of 229515214 in words is "two hundred twenty-nine million, five hundred fifteen thousand, two hundred fourteen".

Divisors: 1 2 107 193 214 386 5557 11114 20651 41302 594599 1072501 1189198 2145002 114757607 229515214