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48130934690 = 2530491578581
BaseRepresentation
bin101100110100110100…
…111100011110100010
311121020022211211000202
4230310310330132202
51242033004402230
634035552545202
73322505123516
oct546464743642
9147208754022
1048130934690
1119459726683
1293b2b52202
13470077a717
1424883da146
1513ba747a45
hexb34d3c7a2

48130934690 has 16 divisors (see below), whose sum is σ = 86664151800. Its totient is φ = 19246047360.

The previous prime is 48130934689. The next prime is 48130934777. The reversal of 48130934690 is 9643903184.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20766827449 + 27364107241 = 144107^2 + 165421^2 .

It is a super-2 number, since 2×481309346902 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758801 + ... + 819780.

Almost surely, 248130934690 is an apocalyptic number.

48130934690 is a deficient number, since it is larger than the sum of its proper divisors (38533217110).

48130934690 is a wasteful number, since it uses less digits than its factorization.

48130934690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581637.

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 48130934690 in words is "forty-eight billion, one hundred thirty million, nine hundred thirty-four thousand, six hundred ninety".

Divisors: 1 2 5 10 3049 6098 15245 30490 1578581 3157162 7892905 15785810 4813093469 9626186938 24065467345 48130934690