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10130740 = 225506537
BaseRepresentation
bin100110101001…
…010100110100
3201001200202121
4212221110310
510043140430
61001045324
7152052454
oct46512464
921050677
1010130740
11579a414
123486844
132139229
1414b9d64
15d51a7a
hex9a9534

10130740 has 12 divisors (see below), whose sum is σ = 21274596. Its totient is φ = 4052288.

The previous prime is 10130719. The next prime is 10130753. The reversal of 10130740 is 4703101.

It can be written as a sum of positive squares in 2 ways, for example, as 2579236 + 7551504 = 1606^2 + 2748^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 253249 + ... + 253288.

It is an arithmetic number, because the mean of its divisors is an integer number (1772883).

Almost surely, 210130740 is an apocalyptic number.

10130740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10130740 is an abundant number, since it is smaller than the sum of its proper divisors (11143856).

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

10130740 is a wasteful number, since it uses less digits than its factorization.

10130740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506546 (or 506544 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 10130740 is about 3182.8823415263. The cubic root of 10130740 is about 216.3783093665.

Adding to 10130740 its reverse (4703101), we get a palindrome (14833841).

The spelling of 10130740 in words is "ten million, one hundred thirty thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 506537 1013074 2026148 2532685 5065370 10130740