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109083983 = 127907947
BaseRepresentation
bin1101000000001…
…11110101001111
321121021001002112
412200013311033
5210411141413
614454014235
72463125051
oct640076517
9247231075
10109083983
1156636458
123064737b
13197a4448
14106b78d1
15989b2a8
hex6807d4f

109083983 has 8 divisors (see below), whose sum is σ = 110180352. Its totient is φ = 107991576.

The previous prime is 109083977. The next prime is 109084021. The reversal of 109083983 is 389380901.

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 109083983 - 220 = 108035407 is a prime.

It is a super-4 number, since 4×1090839834 (a number of 33 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109083983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109083683) 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, 114716 + ... + 115662.

It is an arithmetic number, because the mean of its divisors is an integer number (13772544).

Almost surely, 2109083983 is an apocalyptic number.

109083983 is a deficient number, since it is larger than the sum of its proper divisors (1096369).

109083983 is an equidigital number, since it uses as much as digits as its factorization.

109083983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 109083983 is about 10444.3277907197. The cubic root of 109083983 is about 477.8082700067.

The spelling of 109083983 in words is "one hundred nine million, eighty-three thousand, nine hundred eighty-three".

Divisors: 1 127 907 947 115189 120269 858929 109083983