Search a number
-
+
54550030712 = 23171921439851
BaseRepresentation
bin110010110011011011…
…110110100101111000
312012210200111200100212
4302303123312211320
51343204301440322
641020540250252
73640541416262
oct626333664570
9165720450325
1054550030712
1121153085511
12a6a4840988
1351b46128a8
1428d6b40b32
1516440670e2
hexcb36f6978

54550030712 has 64 divisors (see below), whose sum is σ = 114062515200. Its totient is φ = 24305702400.

The previous prime is 54550030709. The next prime is 54550030723. The reversal of 54550030712 is 21703005545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5532587 + ... + 5542437.

It is an arithmetic number, because the mean of its divisors is an integer number (1782226800).

Almost surely, 254550030712 is an apocalyptic number.

It is an amenable number.

54550030712 is an abundant number, since it is smaller than the sum of its proper divisors (59512484488).

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

54550030712 is a wasteful number, since it uses less digits than its factorization.

54550030712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12036 (or 12032 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The spelling of 54550030712 in words is "fifty-four billion, five hundred fifty million, thirty thousand, seven hundred twelve".

Divisors: 1 2 4 8 17 19 34 38 68 76 136 152 323 646 1292 2143 2584 4286 8572 9851 17144 19702 36431 39404 40717 72862 78808 81434 145724 162868 167467 187169 291448 325736 334934 374338 669868 692189 748676 1339736 1384378 1497352 2768756 3181873 5537512 6363746 12727492 21110693 25454984 42221386 84442772 168885544 358881781 401103167 717763562 802206334 1435527124 1604412668 2871054248 3208825336 6818753839 13637507678 27275015356 54550030712