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52911212053 = 718714039949
BaseRepresentation
bin110001010001110000…
…010000011000010101
312001120110210001210111
4301101300100120111
51331330232241203
640150154523021
73552121611310
oct612160203025
9161513701714
1052911212053
1120491aaa827
12a307a36471
134cb2c37bcb
1427bd223977
15159a24b26d
hexc51c10615

52911212053 has 8 divisors (see below), whose sum is σ = 60502291200. Its totient is φ = 45328216560.

The previous prime is 52911212041. The next prime is 52911212071. The reversal of 52911212053 is 35021211925.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52911212053 - 221 = 52909114901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52911212033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006878 + ... + 2033071.

It is an arithmetic number, because the mean of its divisors is an integer number (7562786400).

Almost surely, 252911212053 is an apocalyptic number.

It is an amenable number.

52911212053 is a deficient number, since it is larger than the sum of its proper divisors (7591079147).

52911212053 is a wasteful number, since it uses less digits than its factorization.

52911212053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041827.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 52911212053 its reverse (35021211925), we get a palindrome (87932423978).

The spelling of 52911212053 in words is "fifty-two billion, nine hundred eleven million, two hundred twelve thousand, fifty-three".

Divisors: 1 7 1871 13097 4039949 28279643 7558744579 52911212053