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52309169154 = 232111941339137
BaseRepresentation
bin110000101101110111…
…101001010000000010
312000000111221010012100
4300231313221100002
51324112121403104
640010331011230
73531161413224
oct605567512002
9160014833170
1052309169154
1120203187010
12a17a299b16
134c182a54c8
1427632a8414
151562478139
hexc2dde9402

52309169154 has 96 divisors (see below), whose sum is σ = 133321930560. Its totient is φ = 14650675200.

The previous prime is 52309169149. The next prime is 52309169177. The reversal of 52309169154 is 45196190325.

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, 15327 + ... + 323810.

It is an arithmetic number, because the mean of its divisors is an integer number (1388770110).

Almost surely, 252309169154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52309169154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66660965280).

52309169154 is an abundant number, since it is smaller than the sum of its proper divisors (81012761406).

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

52309169154 is a wasteful number, since it uses less digits than its factorization.

52309169154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339216 (or 339213 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 52309169154 in words is "fifty-two billion, three hundred nine million, one hundred sixty-nine thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9 11 18 19 22 33 38 41 57 66 82 99 114 123 171 198 209 246 342 369 418 451 627 738 779 902 1254 1353 1558 1881 2337 2706 3762 4059 4674 7011 8118 8569 14022 17138 25707 51414 77121 154242 339137 678274 1017411 2034822 3052233 3730507 6104466 6443603 7461014 11191521 12887206 13904617 19330809 22383042 27809234 33574563 38661618 41713851 57992427 67149126 70879633 83427702 115984854 125141553 141759266 152950787 212638899 250283106 264187723 305901574 425277798 458852361 528375446 637916697 792563169 917704722 1275833394 1376557083 1585126338 2377689507 2753114166 2906064953 4755379014 5812129906 8718194859 17436389718 26154584577 52309169154