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110055550 = 25211218191
BaseRepresentation
bin1101000111101…
…01000001111110
321200002101211111
412203311001332
5211133234200
614530512234
72504312443
oct643650176
9250071744
10110055550
115713a400
1230a3567a
1319a54737
141088b9ca
1599de0ba
hex68f507e

110055550 has 36 divisors (see below), whose sum is σ = 225016848. Its totient is φ = 40018000.

The previous prime is 110055527. The next prime is 110055571. The reversal of 110055550 is 55550011.

It is a super-2 number, since 2×1100555502 = 24224448171605000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3046 + ... + 15145.

It is an arithmetic number, because the mean of its divisors is an integer number (6250468).

Almost surely, 2110055550 is an apocalyptic number.

110055550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

110055550 is an abundant number, since it is smaller than the sum of its proper divisors (114961298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110055550 is a wasteful number, since it uses less digits than its factorization.

110055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18225 (or 18209 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 110055550 is about 10490.7363897869. The cubic root of 110055550 is about 479.2226277007. Note that the first 3 decimals are identical.

The spelling of 110055550 in words is "one hundred ten million, fifty-five thousand, five hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 121 242 275 550 605 1210 3025 6050 18191 36382 90955 181910 200101 400202 454775 909550 1000505 2001010 2201111 4402222 5002525 10005050 11005555 22011110 55027775 110055550