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52023013320 = 23353113984681
BaseRepresentation
bin110000011100110100…
…000010111111001000
311222021120110220012010
4300130310002333020
51323020342411240
635522105415520
73521115213525
oct603464027710
9158246426163
1052023013320
11200766a8993
12a0ba49a5a0
134ba0c13c25
14273729a14c
1515472a1280
hexc1cd02fc8

52023013320 has 64 divisors (see below), whose sum is σ = 161103536640. Its totient is φ = 13425292800.

The previous prime is 52023013307. The next prime is 52023013321. The reversal of 52023013320 is 2331032025.

It is not an unprimeable number, because it can be changed into a prime (52023013321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6988621 + ... + 6996060.

It is an arithmetic number, because the mean of its divisors is an integer number (2517242760).

Almost surely, 252023013320 is an apocalyptic number.

It is an amenable number.

52023013320 is an abundant number, since it is smaller than the sum of its proper divisors (109080523320).

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

52023013320 is a wasteful number, since it uses less digits than its factorization.

52023013320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13984726 (or 13984722 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

Adding to 52023013320 its reverse (2331032025), we get a palindrome (54354045345).

The spelling of 52023013320 in words is "fifty-two billion, twenty-three million, thirteen thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 60 62 93 120 124 155 186 248 310 372 465 620 744 930 1240 1860 3720 13984681 27969362 41954043 55938724 69923405 83908086 111877448 139846810 167816172 209770215 279693620 335632344 419540430 433525111 559387240 839080860 867050222 1300575333 1678161720 1734100444 2167625555 2601150666 3468200888 4335251110 5202301332 6502876665 8670502220 10404602664 13005753330 17341004440 26011506660 52023013320