Search a number
-
+
10507380 = 22351319709
BaseRepresentation
bin101000000101…
…010001110100
3201202211102020
4220011101310
510142214010
61013113140
7155211522
oct50052164
921684366
1010507380
115a27394
1236287b0
13223b7b0
141577312
15dc8470
hexa05474

10507380 has 96 divisors (see below), whose sum is σ = 33398400. Its totient is φ = 2446848.

The previous prime is 10507373. The next prime is 10507381. The reversal of 10507380 is 8370501.

It is a super-2 number, since 2×105073802 = 220810068928800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10507380.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10507381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14466 + ... + 15174.

It is an arithmetic number, because the mean of its divisors is an integer number (347900).

Almost surely, 210507380 is an apocalyptic number.

10507380 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 10507380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16699200).

10507380 is an abundant number, since it is smaller than the sum of its proper divisors (22891020).

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

10507380 is a wasteful number, since it uses less digits than its factorization.

10507380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 10507380 is about 3241.5089079008. The cubic root of 10507380 is about 219.0272479180.

Adding to 10507380 its reverse (8370501), we get a palindrome (18877881).

The spelling of 10507380 in words is "ten million, five hundred seven thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 13 15 19 20 26 30 38 39 52 57 60 65 76 78 95 114 130 156 190 195 228 247 260 285 380 390 494 570 709 741 780 988 1140 1235 1418 1482 2127 2470 2836 2964 3545 3705 4254 4940 7090 7410 8508 9217 10635 13471 14180 14820 18434 21270 26942 27651 36868 40413 42540 46085 53884 55302 67355 80826 92170 110604 134710 138255 161652 175123 184340 202065 269420 276510 350246 404130 525369 553020 700492 808260 875615 1050738 1751230 2101476 2626845 3502460 5253690 10507380