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107227550677 = 13171093443909
BaseRepresentation
bin110001111011101000…
…0101001001111010101
3101020202212112221212211
41203313100221033111
53224100223110202
6121132030313421
710514125066552
oct1436720511725
9336685487784
10107227550677
114152517a985
1218946358871
13a15acc7b50
145292cd1a29
152bc8a011d7
hex18f74293d5

107227550677 has 16 divisors (see below), whose sum is σ = 122380660080. Its totient is φ = 93071526912.

The previous prime is 107227550653. The next prime is 107227550693. The reversal of 107227550677 is 776055722701.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 24029340196 + 83198210481 = 155014^2 + 288441^2 .

It is not a de Polignac number, because 107227550677 - 223 = 107219162069 is a prime.

It is a super-2 number, since 2×1072275506772 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107227550677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107227550477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19599 + ... + 463507.

It is an arithmetic number, because the mean of its divisors is an integer number (7648791255).

Almost surely, 2107227550677 is an apocalyptic number.

107227550677 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

107227550677 is a deficient number, since it is larger than the sum of its proper divisors (15153109403).

107227550677 is a wasteful number, since it uses less digits than its factorization.

107227550677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445032.

The product of its (nonzero) digits is 1440600, while the sum is 49.

The spelling of 107227550677 in words is "one hundred seven billion, two hundred twenty-seven million, five hundred fifty thousand, six hundred seventy-seven".

Divisors: 1 13 17 221 1093 14209 18581 241553 443909 5770817 7546453 98103889 485192537 6307502981 8248273129 107227550677