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52243350552 = 23322331547917
BaseRepresentation
bin110000101001111100…
…100100010000011000
311222211221002012001100
4300221330210100120
51323443244204202
640000020151400
73526432103241
oct605174442030
9158757065040
1052243350552
112017a011578
12a160238560
134c0776bca3
142758653cc8
15155b7c641c
hexc29f24418

52243350552 has 48 divisors (see below), whose sum is σ = 147644256240. Its totient is φ = 16657299648.

The previous prime is 52243350521. The next prime is 52243350611. The reversal of 52243350552 is 25505334225.

52243350552 is a `hidden beast` number, since 5 + 2 + 24 + 33 + 50 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15772303 + ... + 15775614.

It is an arithmetic number, because the mean of its divisors is an integer number (3075922005).

Almost surely, 252243350552 is an apocalyptic number.

It is an amenable number.

52243350552 is an abundant number, since it is smaller than the sum of its proper divisors (95400905688).

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

52243350552 is a wasteful number, since it uses less digits than its factorization.

52243350552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31547952 (or 31547945 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 52243350552 its reverse (25505334225), we get a palindrome (77748684777).

It can be divided in two parts, 522433 and 50552, that added together give a triangular number (572985 = T1070).

The spelling of 52243350552 in words is "fifty-two billion, two hundred forty-three million, three hundred fifty thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 36 46 69 72 92 138 184 207 276 414 552 828 1656 31547917 63095834 94643751 126191668 189287502 252383336 283931253 378575004 567862506 725602091 757150008 1135725012 1451204182 2176806273 2271450024 2902408364 4353612546 5804816728 6530418819 8707225092 13060837638 17414450184 26121675276 52243350552