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107906666 = 2721136529
BaseRepresentation
bin1100110111010…
…00011001101010
321112001020010012
412123220121222
5210111003131
614412451522
72450122460
oct633503152
9245036105
10107906666
1155a0196a
1230179ba2
13194815ca
141048c830
15971752b
hex66e866a

107906666 has 16 divisors (see below), whose sum is σ = 185864640. Its totient is φ = 46025280.

The previous prime is 107906663. The next prime is 107906671. The reversal of 107906666 is 666609701.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (107906663) 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, 15311 + ... + 21218.

It is an arithmetic number, because the mean of its divisors is an integer number (11616540).

Almost surely, 2107906666 is an apocalyptic number.

107906666 is a deficient number, since it is larger than the sum of its proper divisors (77957974).

107906666 is a wasteful number, since it uses less digits than its factorization.

107906666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36749.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 107906666 is about 10387.8133406410. The cubic root of 107906666 is about 476.0830922664.

The spelling of 107906666 in words is "one hundred seven million, nine hundred six thousand, six hundred sixty-six".

Divisors: 1 2 7 14 211 422 1477 2954 36529 73058 255703 511406 7707619 15415238 53953333 107906666