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53800334397 = 3253167727929
BaseRepresentation
bin110010000110101111…
…111111010000111101
312010212102211011100200
4302012233333100331
51340140341200042
640414315514113
73613136203605
oct620657772075
9163772734320
1053800334397
11208a8982587
12a515758939
1350c51c33c4
14286534bc05
1515ed329c4c
hexc86bff43d

53800334397 has 48 divisors (see below), whose sum is σ = 79847389440. Its totient is φ = 34893720576.

The previous prime is 53800334369. The next prime is 53800334407. The reversal of 53800334397 is 79343300835.

It is not a de Polignac number, because 53800334397 - 215 = 53800301629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53800333397) 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, 57911629 + ... + 57912557.

It is an arithmetic number, because the mean of its divisors is an integer number (1663487280).

Almost surely, 253800334397 is an apocalyptic number.

It is an amenable number.

53800334397 is a deficient number, since it is larger than the sum of its proper divisors (26047055043).

53800334397 is a wasteful number, since it uses less digits than its factorization.

53800334397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882 (or 1879 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 53800334397 in words is "fifty-three billion, eight hundred million, three hundred thirty-four thousand, three hundred ninety-seven".

Divisors: 1 3 9 53 159 167 477 501 727 929 1503 2181 2787 6543 8361 8851 26553 38531 49237 79659 115593 121409 147711 155143 346779 364227 443133 465429 675383 1092681 1396287 2026149 6078447 6434677 8222579 19304031 24667737 35795299 57912093 74003211 107385897 112788961 322157691 338366883 1015100649 5977814933 17933444799 53800334397