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52533504453 = 31922315113967
BaseRepresentation
bin110000111011001111…
…011010100111000101
312000121011001112101010
4300323033122213011
51330042034120303
640044503152433
73536554264053
oct607317324705
9160534045333
1052533504453
1120308880491
12a221445719
134c529002a1
142784dc31d3
151576edcc03
hexc3b3da9c5

52533504453 has 48 divisors (see below), whose sum is σ = 77655822336. Its totient is φ = 31524055200.

The previous prime is 52533504409. The next prime is 52533504481. The reversal of 52533504453 is 35440533525.

It is not a de Polignac number, because 52533504453 - 26 = 52533504389 is a prime.

It is a super-2 number, since 2×525335044532 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52533504853) 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, 3754276 + ... + 3768242.

It is an arithmetic number, because the mean of its divisors is an integer number (1617829632).

Almost surely, 252533504453 is an apocalyptic number.

It is an amenable number.

52533504453 is a deficient number, since it is larger than the sum of its proper divisors (25122317883).

52533504453 is a wasteful number, since it uses less digits than its factorization.

52533504453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14182 (or 14163 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 39.

The spelling of 52533504453 in words is "fifty-two billion, five hundred thirty-three million, five hundred four thousand, four hundred fifty-three".

Divisors: 1 3 19 23 57 69 151 361 437 453 1083 1311 2869 3473 8303 8607 10419 13967 24909 41901 54511 65987 163533 197961 265373 321241 796119 963723 1253753 2109017 3761259 5042087 6103579 6327051 15126261 18310737 40071323 48507391 115968001 120213969 145522173 347904003 761355137 921640429 2284065411 2764921287 17511168151 52533504453