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119389812 = 22319335147
BaseRepresentation
bin1110001110110…
…11111001110100
322022122122000220
413013123321310
5221030433222
615502534340
72646540153
oct707337164
9268578026
10119389812
1161435373
1233b973b0
131b972279
1411bdb59a
15a734b5c
hex71dbe74

119389812 has 24 divisors (see below), whose sum is σ = 278774496. Its totient is φ = 39768288.

The previous prime is 119389807. The next prime is 119389813. The reversal of 119389812 is 218983911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119389813) 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, 20623 + ... + 25769.

It is an arithmetic number, because the mean of its divisors is an integer number (11615604).

Almost surely, 2119389812 is an apocalyptic number.

119389812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

119389812 is an abundant number, since it is smaller than the sum of its proper divisors (159384684).

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

119389812 is a wasteful number, since it uses less digits than its factorization.

119389812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087 (or 7085 counting only the distinct ones).

The product of its digits is 31104, while the sum is 42.

The square root of 119389812 is about 10926.5645104031. The cubic root of 119389812 is about 492.4049643556.

The spelling of 119389812 in words is "one hundred nineteen million, three hundred eighty-nine thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 12 1933 3866 5147 5799 7732 10294 11598 15441 20588 23196 30882 61764 9949151 19898302 29847453 39796604 59694906 119389812