Search a number
-
+
2768994 = 232179049
BaseRepresentation
bin1010100100000001100010
312012200100100
422210001202
51202101434
6135203230
732351604
oct12440142
95180310
102768994
111621428
12b16516
1375c477
14521174
1539a699
hex2a4062

2768994 has 24 divisors (see below), whose sum is σ = 6353100. Its totient is φ = 868608.

The previous prime is 2768989. The next prime is 2769001. The reversal of 2768994 is 4998672.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2480625 + 288369 = 1575^2 + 537^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4219 + ... + 4830.

22768994 is an apocalyptic number.

2768994 is an abundant number, since it is smaller than the sum of its proper divisors (3584106).

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

2768994 is a wasteful number, since it uses less digits than its factorization.

2768994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9074 (or 9071 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2768994 is about 1664.0294468548. The cubic root of 2768994 is about 140.4237839270.

The spelling of 2768994 in words is "two million, seven hundred sixty-eight thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 9049 18098 27147 54294 81441 153833 162882 307666 461499 922998 1384497 2768994