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110197019 = 202954311
BaseRepresentation
bin1101001000101…
…11100100011011
321200100120220002
412210113210123
5211202301034
614533523215
72505442052
oct644274433
9250316802
10110197019
1157226719
1230aa350b
1319aa3c4a
14108c7399
159a1ae7e
hex691791b

110197019 has 4 divisors (see below), whose sum is σ = 110253360. Its totient is φ = 110140680.

The previous prime is 110196997. The next prime is 110197027. The reversal of 110197019 is 910791011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110197019 - 28 = 110196763 is a prime.

It is a super-2 number, since 2×1101970192 = 24286765992972722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110196982 and 110197000.

It is not an unprimeable number, because it can be changed into a prime (110197079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25127 + ... + 29184.

It is an arithmetic number, because the mean of its divisors is an integer number (27563340).

Almost surely, 2110197019 is an apocalyptic number.

110197019 is a deficient number, since it is larger than the sum of its proper divisors (56341).

110197019 is an equidigital number, since it uses as much as digits as its factorization.

110197019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56340.

The product of its (nonzero) digits is 567, while the sum is 29.

The square root of 110197019 is about 10497.4767920677. The cubic root of 110197019 is about 479.4278759229.

The spelling of 110197019 in words is "one hundred ten million, one hundred ninety-seven thousand, nineteen".

Divisors: 1 2029 54311 110197019