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11910955043 = 131322969259
BaseRepresentation
bin10110001011111001…
…01100000000100011
31010202002120012122002
423011330230000203
5143343201030133
65245525034215
7601110306311
oct130574540043
933662505562
1011910955043
1150624728a9
122384b5596b
13117a8884c0
1480dc7d0b1
1549aa31ce8
hex2c5f2c023

11910955043 has 8 divisors (see below), whose sum is σ = 12828337200. Its totient is φ = 10993737888.

The previous prime is 11910955033. The next prime is 11910955073. The reversal of 11910955043 is 34055901911.

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 11910955043 - 210 = 11910954019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11910954988 and 11910955006.

It is not an unprimeable number, because it can be changed into a prime (11910955003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137348 + ... + 206606.

It is an arithmetic number, because the mean of its divisors is an integer number (1603542150).

Almost surely, 211910955043 is an apocalyptic number.

11910955043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11910955043 is a deficient number, since it is larger than the sum of its proper divisors (917382157).

11910955043 is a wasteful number, since it uses less digits than its factorization.

11910955043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82501.

The product of its (nonzero) digits is 24300, while the sum is 38.

The spelling of 11910955043 in words is "eleven billion, nine hundred ten million, nine hundred fifty-five thousand, forty-three".

Divisors: 1 13 13229 69259 171977 900367 916227311 11910955043