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1090219219213 = 3973176986441
BaseRepresentation
bin11111101110101100010…
…00010001100100001101
310212020001020210121211111
433313112020101210031
5120330232110003323
62152501221252021
7141523435314445
oct17672610214415
93766036717744
101090219219213
113903a5366693
12157360264011
137ba65644017
143aaa44cb125
151d55be96c0d
hexfdd621190d

1090219219213 has 8 divisors (see below), whose sum is σ = 1093012411320. Its totient is φ = 1087426264320.

The previous prime is 1090219219127. The next prime is 1090219219223. The reversal of 1090219219213 is 3129129120901.

1090219219213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 155288800489 + 934930418724 = 394067^2 + 966918^2 .

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 1090219219213 - 217 = 1090219088141 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 (1090219219223) 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, 12569073 + ... + 12655513.

It is an arithmetic number, because the mean of its divisors is an integer number (136626551415).

Almost surely, 21090219219213 is an apocalyptic number.

It is an amenable number.

1090219219213 is a deficient number, since it is larger than the sum of its proper divisors (2793192107).

1090219219213 is an equidigital number, since it uses as much as digits as its factorization.

1090219219213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118607.

The product of its (nonzero) digits is 17496, while the sum is 40.

The spelling of 1090219219213 in words is "one trillion, ninety billion, two hundred nineteen million, two hundred nineteen thousand, two hundred thirteen".

Divisors: 1 397 31769 86441 12612293 34317077 2746144129 1090219219213