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116219213 = 1161379457
BaseRepresentation
bin1101110110101…
…01110101001101
322002200112210022
412323111311031
5214223003323
615310551525
72610563345
oct673256515
9262615708
10116219213
115a66a240
1232b085a5
131b102086
1411613d25
15a30a4c8
hex6ed5d4d

116219213 has 16 divisors (see below), whose sum is σ = 129485760. Its totient is φ = 103420800.

The previous prime is 116219197. The next prime is 116219221. The reversal of 116219213 is 312912611.

It is a cyclic number.

It is not a de Polignac number, because 116219213 - 24 = 116219197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116219273) 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 15 ways as a sum of consecutive naturals, for example, 254081 + ... + 254537.

It is an arithmetic number, because the mean of its divisors is an integer number (8092860).

Almost surely, 2116219213 is an apocalyptic number.

It is an amenable number.

116219213 is a deficient number, since it is larger than the sum of its proper divisors (13266547).

116219213 is a wasteful number, since it uses less digits than its factorization.

116219213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908.

The product of its digits is 648, while the sum is 26.

The square root of 116219213 is about 10780.5015189461. The cubic root of 116219213 is about 488.0069158856.

The spelling of 116219213 in words is "one hundred sixteen million, two hundred nineteen thousand, two hundred thirteen".

Divisors: 1 11 61 379 457 671 4169 5027 23119 27877 173203 254309 306647 1905233 10565383 116219213