Search a number
-
+
10779020 = 2257217647
BaseRepresentation
bin101001000111…
…100110001100
3202021122000222
4221013212030
510224412040
61023010512
7160422500
oct51074614
922248028
1010779020
1160a248a
123739a38
132305325
141608300
15e2dbb5
hexa4798c

10779020 has 72 divisors (see below), whose sum is σ = 27923616. Its totient is φ = 3472896.

The previous prime is 10779017. The next prime is 10779029. The reversal of 10779020 is 2097701.

It is not an unprimeable number, because it can be changed into a prime (10779029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16337 + ... + 16983.

It is an arithmetic number, because the mean of its divisors is an integer number (387828).

Almost surely, 210779020 is an apocalyptic number.

10779020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10779020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13961808).

10779020 is an abundant number, since it is smaller than the sum of its proper divisors (17144596).

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

10779020 is a wasteful number, since it uses less digits than its factorization.

10779020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 10779020 is about 3283.1417879830. The cubic root of 10779020 is about 220.8986656902.

The spelling of 10779020 in words is "ten million, seven hundred seventy-nine thousand, twenty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 49 68 70 85 98 119 140 170 196 238 245 340 476 490 595 647 833 980 1190 1294 1666 2380 2588 3235 3332 4165 4529 6470 8330 9058 10999 12940 16660 18116 21998 22645 31703 43996 45290 54995 63406 76993 90580 109990 126812 153986 158515 219980 307972 317030 384965 538951 634060 769930 1077902 1539860 2155804 2694755 5389510 10779020