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119913389 = 197979889
BaseRepresentation
bin1110010010110…
…11101110101101
322100122020020122
413021123232231
5221144212024
615522054325
72654150501
oct711335655
9270566218
10119913389
1161762782
12341aa3a5
131bac668b
1411cd6301
15a7d9d5e
hex725bbad

119913389 has 8 divisors (see below), whose sum is σ = 127824000. Its totient is φ = 112162752.

The previous prime is 119913383. The next prime is 119913413. The reversal of 119913389 is 983319911.

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 119913389 - 28 = 119913133 is a prime.

It is a super-2 number, since 2×1199133892 = 28758441722930642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119913383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38444 + ... + 41445.

It is an arithmetic number, because the mean of its divisors is an integer number (15978000).

Almost surely, 2119913389 is an apocalyptic number.

119913389 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

119913389 is a deficient number, since it is larger than the sum of its proper divisors (7910611).

119913389 is an equidigital number, since it uses as much as digits as its factorization.

119913389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79987.

The product of its digits is 52488, while the sum is 44.

The square root of 119913389 is about 10950.4972033237. The cubic root of 119913389 is about 493.1237190305.

The spelling of 119913389 in words is "one hundred nineteen million, nine hundred thirteen thousand, three hundred eighty-nine".

Divisors: 1 19 79 1501 79889 1517891 6311231 119913389