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119069191 = 661917989
BaseRepresentation
bin1110001100011…
…01101000000111
322022001100020001
413012031220013
5220440203231
615452022131
72644033333
oct706155007
9268040201
10119069191
116123649a
1233a61947
131b88c357
1411b567c3
15a6beb61
hex718da07

119069191 has 4 divisors (see below), whose sum is σ = 119093800. Its totient is φ = 119044584.

The previous prime is 119069161. The next prime is 119069239. The reversal of 119069191 is 191960911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 191960911 = 641299471.

It is a cyclic number.

It is not a de Polignac number, because 119069191 - 213 = 119060999 is a prime.

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 119069191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119069101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376 + ... + 15613.

It is an arithmetic number, because the mean of its divisors is an integer number (29773450).

Almost surely, 2119069191 is an apocalyptic number.

119069191 is a deficient number, since it is larger than the sum of its proper divisors (24609).

119069191 is an equidigital number, since it uses as much as digits as its factorization.

119069191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24608.

The product of its (nonzero) digits is 4374, while the sum is 37.

The square root of 119069191 is about 10911.8830180680. The cubic root of 119069191 is about 491.9637851481.

The spelling of 119069191 in words is "one hundred nineteen million, sixty-nine thousand, one hundred ninety-one".

Divisors: 1 6619 17989 119069191