Search a number
-
+
10782072 = 233472377
BaseRepresentation
bin101001001000…
…010101111000
3202021210020000
4221020111320
510230011242
61023033000
7160434420
oct51102570
922253200
1010782072
1160a4804
12373b760
132306832
141609480
15e2ea4c
hexa48578

10782072 has 80 divisors (see below), whose sum is σ = 34528560. Its totient is φ = 3079296.

The previous prime is 10782067. The next prime is 10782077. The reversal of 10782072 is 27028701.

It is an interprime number because it is at equal distance from previous prime (10782067) and next prime (10782077).

It is a super-2 number, since 2×107820722 = 232506153226368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10782077) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3348 + ... + 5724.

It is an arithmetic number, because the mean of its divisors is an integer number (431607).

Almost surely, 210782072 is an apocalyptic number.

10782072 is a gapful number since it is divisible by the number (12) 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 10782072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17264280).

10782072 is an abundant number, since it is smaller than the sum of its proper divisors (23746488).

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

10782072 is a wasteful number, since it uses less digits than its factorization.

10782072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2389 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 10782072 is about 3283.6065537759. The cubic root of 10782072 is about 220.9195123321.

The spelling of 10782072 in words is "ten million, seven hundred eighty-two thousand, seventy-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 81 84 108 126 162 168 189 216 252 324 378 504 567 648 756 1134 1512 2268 2377 4536 4754 7131 9508 14262 16639 19016 21393 28524 33278 42786 49917 57048 64179 66556 85572 99834 128358 133112 149751 171144 192537 199668 256716 299502 385074 399336 449253 513432 599004 770148 898506 1198008 1347759 1540296 1797012 2695518 3594024 5391036 10782072