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4989933 = 321342649
BaseRepresentation
bin10011000010001111101101
3100101111220100
4103002033231
52234134213
6254541313
760261624
oct23021755
910344810
104989933
1128a9013
121807839
131059330
1493c6bb
15688773
hex4c23ed

4989933 has 12 divisors (see below), whose sum is σ = 7762300. Its totient is φ = 3070656.

The previous prime is 4989917. The next prime is 4989937. The reversal of 4989933 is 3399894.

It can be written as a sum of positive squares in 2 ways, for example, as 1814409 + 3175524 = 1347^2 + 1782^2 .

It is not a de Polignac number, because 4989933 - 24 = 4989917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4989937) 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, 21208 + ... + 21441.

Almost surely, 24989933 is an apocalyptic number.

It is an amenable number.

4989933 is a deficient number, since it is larger than the sum of its proper divisors (2772367).

4989933 is a wasteful number, since it uses less digits than its factorization.

4989933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42668 (or 42665 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 4989933 is about 2233.8157936589. The cubic root of 4989933 is about 170.8827553750.

The spelling of 4989933 in words is "four million, nine hundred eighty-nine thousand, nine hundred thirty-three".

Divisors: 1 3 9 13 39 117 42649 127947 383841 554437 1663311 4989933