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53800585379 = 90075973197
BaseRepresentation
bin110010000110110000…
…111100100010100011
312010212110021220122022
4302012300330202203
51340140422213004
640414325132055
73613141300412
oct620660744243
9163773256568
1053800585379
11208a9034102
12a51585a02b
1350c5280708
1428653b5479
1515ed3792be
hexc86c3c8a3

53800585379 has 4 divisors (see below), whose sum is σ = 53806567584. Its totient is φ = 53794603176.

The previous prime is 53800585373. The next prime is 53800585381. The reversal of 53800585379 is 97358500835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53800585379 - 28 = 53800585123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53800585379.

It is not an unprimeable number, because it can be changed into a prime (53800585373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977592 + ... + 2995605.

It is an arithmetic number, because the mean of its divisors is an integer number (13451641896).

Almost surely, 253800585379 is an apocalyptic number.

53800585379 is a deficient number, since it is larger than the sum of its proper divisors (5982205).

53800585379 is an equidigital number, since it uses as much as digits as its factorization.

53800585379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5982204.

The product of its (nonzero) digits is 4536000, while the sum is 53.

The spelling of 53800585379 in words is "fifty-three billion, eight hundred million, five hundred eighty-five thousand, three hundred seventy-nine".

Divisors: 1 9007 5973197 53800585379