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5213885508 = 223213109179571
BaseRepresentation
bin1001101101100010…
…11001010001000100
3111110100211211022200
410312301121101010
541134223314013
62221211354500
7243130203246
oct46661312104
914410754280
105213885508
112236114397
121016152a30
13651268170
1437665a096
15207b04e73
hex136c59444

5213885508 has 144 divisors (see below), whose sum is σ = 14428814400. Its totient is φ = 1577905920.

The previous prime is 5213885507. The next prime is 5213885539. The reversal of 5213885508 is 8055883125.

5213885508 is a `hidden beast` number, since 5 + 2 + 13 + 88 + 550 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (5213885507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9130863 + ... + 9131433.

It is an arithmetic number, because the mean of its divisors is an integer number (100200100).

Almost surely, 25213885508 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5213885508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7214407200).

5213885508 is an abundant number, since it is smaller than the sum of its proper divisors (9214928892).

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

5213885508 is a wasteful number, since it uses less digits than its factorization.

5213885508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 45.

The square root of 5213885508 is about 72207.2399971083. The cubic root of 5213885508 is about 1734.0189132007.

The spelling of 5213885508 in words is "five billion, two hundred thirteen million, eight hundred eighty-five thousand, five hundred eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 109 117 156 179 218 234 327 358 436 468 537 571 654 716 981 1074 1142 1308 1417 1611 1713 1962 2148 2284 2327 2834 3222 3426 3924 4251 4654 5139 5668 6444 6852 6981 7423 8502 9308 10278 12753 13962 14846 17004 19511 20556 20943 22269 25506 27924 29692 39022 41886 44538 51012 58533 62239 66807 78044 83772 89076 102209 117066 124478 133614 175599 186717 204418 234132 248956 253643 267228 306627 351198 373434 408836 507286 560151 613254 702396 746868 760929 809107 919881 1014572 1120302 1226508 1328717 1521858 1618214 1839762 2240604 2282787 2427321 2657434 3043716 3236428 3679524 3986151 4565574 4854642 5314868 7281963 7972302 9131148 9709284 11140781 11958453 14563926 15944604 22281562 23916906 29127852 33422343 44563124 47833812 66844686 100267029 133689372 144830153 200534058 289660306 401068116 434490459 579320612 868980918 1303471377 1737961836 2606942754 5213885508