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107227705 = 5131649657
BaseRepresentation
bin1100110010000…
…10101000111001
321110202201202111
412121002220321
5204422241310
614350132321
72441264134
oct631025071
9243681674
10107227705
1155588842
122bab10a1
13192a4560
141035321b
15963128a
hex6642a39

107227705 has 8 divisors (see below), whose sum is σ = 138571272. Its totient is φ = 79183488.

The previous prime is 107227643. The next prime is 107227709. The reversal of 107227705 is 507722701.

It can be written as a sum of positive squares in 4 ways, for example, as 11128896 + 96098809 = 3336^2 + 9803^2 .

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 107227705 - 27 = 107227577 is a prime.

It is a super-2 number, since 2×1072277052 = 22995561439134050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107227709) 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, 824764 + ... + 824893.

It is an arithmetic number, because the mean of its divisors is an integer number (17321409).

Almost surely, 2107227705 is an apocalyptic number.

It is an amenable number.

107227705 is a deficient number, since it is larger than the sum of its proper divisors (31343567).

107227705 is a wasteful number, since it uses less digits than its factorization.

107227705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649675.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 107227705 is about 10355.0811199140. The cubic root of 107227705 is about 475.0824676759.

The spelling of 107227705 in words is "one hundred seven million, two hundred twenty-seven thousand, seven hundred five".

Divisors: 1 5 13 65 1649657 8248285 21445541 107227705