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122664214 = 2173607771
BaseRepresentation
bin1110100111110…
…11010100010110
322112210222200001
413103323110112
5222400223324
620101041514
73016425421
oct723732426
9275728601
10122664214
1163271492
12350b629a
131c54a79a
14124109b8
15ab7ee44
hex74fb516

122664214 has 8 divisors (see below), whose sum is σ = 194819688. Its totient is φ = 57724320.

The previous prime is 122664173. The next prime is 122664233. The reversal of 122664214 is 412466221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803852 + ... + 1803919.

It is an arithmetic number, because the mean of its divisors is an integer number (24352461).

Almost surely, 2122664214 is an apocalyptic number.

122664214 is a deficient number, since it is larger than the sum of its proper divisors (72155474).

122664214 is a wasteful number, since it uses less digits than its factorization.

122664214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607790.

The product of its digits is 4608, while the sum is 28.

The square root of 122664214 is about 11075.3877584489. The cubic root of 122664214 is about 496.8660159973.

The spelling of 122664214 in words is "one hundred twenty-two million, six hundred sixty-four thousand, two hundred fourteen".

Divisors: 1 2 17 34 3607771 7215542 61332107 122664214