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106664255 = 523099239
BaseRepresentation
bin1100101101110…
…01000100111111
321102201002211222
412112321010333
5204301224010
614330103555
72433426335
oct626710477
9242632758
10106664255
1155233485
122b87abbb
1319137c59
1410247b55
15956e355
hex65b913f

106664255 has 8 divisors (see below), whose sum is σ = 128066400. Its totient is φ = 85285216.

The previous prime is 106664221. The next prime is 106664263. The reversal of 106664255 is 552466601.

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

It is a cyclic number.

It is not a de Polignac number, because 106664255 - 210 = 106663231 is a prime.

It is a super-2 number, since 2×1066642552 = 22754526589410050, which contains 22 as substring.

It is a congruent number.

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, 6926 + ... + 16164.

It is an arithmetic number, because the mean of its divisors is an integer number (16008300).

Almost surely, 2106664255 is an apocalyptic number.

106664255 is a deficient number, since it is larger than the sum of its proper divisors (21402145).

106664255 is an equidigital number, since it uses as much as digits as its factorization.

106664255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11553.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 106664255 is about 10327.8388349160. The cubic root of 106664255 is about 474.2488663880.

The spelling of 106664255 in words is "one hundred six million, six hundred sixty-four thousand, two hundred fifty-five".

Divisors: 1 5 2309 9239 11545 46195 21332851 106664255