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119402272831 = 196284330149
BaseRepresentation
bin110111100110011101…
…1100001100000111111
3102102012100102220222011
41233030323201200333
53424013440212311
6130504101032051
711424620400412
oct1571473414077
9372170386864
10119402272831
1146702519926
121b1836b5627
13b34b40615a
145ac9bd1b79
15318c786321
hex1bccee183f

119402272831 has 4 divisors (see below), whose sum is σ = 125686603000. Its totient is φ = 113117942664.

The previous prime is 119402272817. The next prime is 119402272889. The reversal of 119402272831 is 138272204911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 138272204911 = 197277484469.

It is a cyclic number.

It is not a de Polignac number, because 119402272831 - 25 = 119402272799 is a prime.

It is a super-2 number, since 2×1194022728312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119402272531) 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, 3142165056 + ... + 3142165093.

It is an arithmetic number, because the mean of its divisors is an integer number (31421650750).

Almost surely, 2119402272831 is an apocalyptic number.

119402272831 is a deficient number, since it is larger than the sum of its proper divisors (6284330169).

119402272831 is an equidigital number, since it uses as much as digits as its factorization.

119402272831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6284330168.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 119402272831 in words is "one hundred nineteen billion, four hundred two million, two hundred seventy-two thousand, eight hundred thirty-one".

Divisors: 1 19 6284330149 119402272831