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11222505399 = 37534405019
BaseRepresentation
bin10100111001110100…
…11101011110110111
31001222010010100021010
422130322131132313
5140440430133044
65053333123303
7545050502430
oct123472353667
931863110233
1011222505399
1148398a2456
122212489533
13109b061551
14786670487
1545a391bb9
hex29ce9d7b7

11222505399 has 8 divisors (see below), whose sum is σ = 17100960640. Its totient is φ = 6412860216.

The previous prime is 11222505397. The next prime is 11222505403. The reversal of 11222505399 is 99350522211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11222505399 - 21 = 11222505397 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 (11222505397) 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, 267202489 + ... + 267202530.

It is an arithmetic number, because the mean of its divisors is an integer number (2137620080).

Almost surely, 211222505399 is an apocalyptic number.

11222505399 is a deficient number, since it is larger than the sum of its proper divisors (5878455241).

11222505399 is an equidigital number, since it uses as much as digits as its factorization.

11222505399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534405029.

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 11222505399 in words is "eleven billion, two hundred twenty-two million, five hundred five thousand, three hundred ninety-nine".

Divisors: 1 3 7 21 534405019 1603215057 3740835133 11222505399