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53146255230 = 23253167284311
BaseRepresentation
bin110001011111110000…
…110111111101111110
312002011212001111102100
4301133300313331332
51332320420131410
640225352405530
73561004500345
oct613760677576
9162155044370
1053146255230
11205a2748192
12a3726a68a6
13501c841803
142802528b5c
1515b0bc88c0
hexc5fc37f7e

53146255230 has 96 divisors (see below), whose sum is σ = 144767121408. Its totient is φ = 13510411200.

The previous prime is 53146255187. The next prime is 53146255241. The reversal of 53146255230 is 3255264135.

53146255230 is a `hidden beast` number, since 5 + 3 + 1 + 4 + 625 + 5 + 23 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44775 + ... + 329085.

It is an arithmetic number, because the mean of its divisors is an integer number (1507990848).

Almost surely, 253146255230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53146255230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72383560704).

53146255230 is an abundant number, since it is smaller than the sum of its proper divisors (91620866178).

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

53146255230 is a wasteful number, since it uses less digits than its factorization.

53146255230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284422 (or 284419 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 53146255230 in words is "fifty-three billion, one hundred forty-six million, two hundred fifty-five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 31 45 62 67 90 93 134 155 186 201 279 310 335 402 465 558 603 670 930 1005 1206 1395 2010 2077 2790 3015 4154 6030 6231 10385 12462 18693 20770 31155 37386 62310 93465 186930 284311 568622 852933 1421555 1705866 2558799 2843110 4264665 5117598 8529330 8813641 12793995 17627282 19048837 25587990 26440923 38097674 44068205 52881846 57146511 79322769 88136410 95244185 114293022 132204615 158645538 171439533 190488370 264409230 285732555 342879066 396613845 571465110 590513947 793227690 857197665 1181027894 1714395330 1771541841 2952569735 3543083682 5314625523 5905139470 8857709205 10629251046 17715418410 26573127615 53146255230