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2111032319 = 11449427421
BaseRepresentation
bin111110111010011…
…1100101111111111
312110010021112221012
41331310330233333
513310411013234
6545250425435
7103212323114
oct17564745777
95403245835
102111032319
11993693910
124aab9227b
13278481566
1416051c90b
15c54e60ce
hex7dd3cbff

2111032319 has 8 divisors (see below), whose sum is σ = 2308078800. Its totient is φ = 1914841600.

The previous prime is 2111032309. The next prime is 2111032361. The reversal of 2111032319 is 9132301112.

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 2111032319 - 212 = 2111028223 is a prime.

It is a super-2 number, since 2×21110323192 = 8912914903725035522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111032294 and 2111032303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111032309) 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, 208772 + ... + 218649.

It is an arithmetic number, because the mean of its divisors is an integer number (288509850).

Almost surely, 22111032319 is an apocalyptic number.

2111032319 is a deficient number, since it is larger than the sum of its proper divisors (197046481).

2111032319 is a wasteful number, since it uses less digits than its factorization.

2111032319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427881.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 2111032319 is about 45945.9717385540. The cubic root of 2111032319 is about 1282.8177506729.

The spelling of 2111032319 in words is "two billion, one hundred eleven million, thirty-two thousand, three hundred nineteen".

Divisors: 1 11 449 4939 427421 4701631 191912029 2111032319