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61683503311130 = 25192314115218149
BaseRepresentation
bin11100000011001110011110…
…10011011010100100011010
322002101212220101212201100112
432001213033103122210122
531041110303321424010
6335105002113004322
715664325500114241
oct1601471723324432
9262355811781315
1061683503311130
1118721910596128
126b028145536a2
132855963664aac
1411336d717d958
1571e7e1eb8a05
hex3819cf4da91a

61683503311130 has 32 divisors (see below), whose sum is σ = 121955484816000. Its totient is φ = 22358505546432.

The previous prime is 61683503311127. The next prime is 61683503311141. The reversal of 61683503311130 is 3111330538616.

61683503311130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7057604705 + ... + 7057613444.

It is an arithmetic number, because the mean of its divisors is an integer number (3811108900500).

Almost surely, 261683503311130 is an apocalyptic number.

61683503311130 is a deficient number, since it is larger than the sum of its proper divisors (60271981504870).

61683503311130 is a wasteful number, since it uses less digits than its factorization.

61683503311130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14115218198.

The product of its (nonzero) digits is 116640, while the sum is 41.

Adding to 61683503311130 its reverse (3111330538616), we get a palindrome (64794833849746).

The spelling of 61683503311130 in words is "sixty-one trillion, six hundred eighty-three billion, five hundred three million, three hundred eleven thousand, one hundred thirty".

Divisors: 1 2 5 10 19 23 38 46 95 115 190 230 437 874 2185 4370 14115218149 28230436298 70576090745 141152181490 268189144831 324650017427 536378289662 649300034854 1340945724155 1623250087135 2681891448310 3246500174270 6168350331113 12336700662226 30841751655565 61683503311130