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14789950 = 252742257
BaseRepresentation
bin111000011010…
…110100111110
31000211101222221
4320122310332
512241234300
61244555554
7236466250
oct70326476
930741887
1014789950
1183919aa
124b52bba
1330aab66
141d6dcd0
15147231a
hexe1ad3e

14789950 has 24 divisors (see below), whose sum is σ = 31439952. Its totient is φ = 5070720.

The previous prime is 14789941. The next prime is 14789953. The reversal of 14789950 is 5998741.

It is a junction number, because it is equal to n+sod(n) for n = 14789897 and 14789906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14789953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20779 + ... + 21478.

It is an arithmetic number, because the mean of its divisors is an integer number (1309998).

Almost surely, 214789950 is an apocalyptic number.

14789950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14789950 is an abundant number, since it is smaller than the sum of its proper divisors (16650002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14789950 is a wasteful number, since it uses less digits than its factorization.

14789950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42276 (or 42271 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 14789950 is about 3845.7704039633. The cubic root of 14789950 is about 245.4646188242.

The spelling of 14789950 in words is "fourteen million, seven hundred eighty-nine thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 42257 84514 211285 295799 422570 591598 1056425 1478995 2112850 2957990 7394975 14789950