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53005511541 = 3313715404101
BaseRepresentation
bin110001010111010111…
…111110101101110101
312001211001012222101010
4301113113332231311
51332023402332131
640203404022433
73554345262033
oct612727765565
9161731188333
1053005511541
1120530258394
12a333531a19
134cc9633b18
1427cb96d553
1515a3676b46
hexc575feb75

53005511541 has 16 divisors (see below), whose sum is σ = 74925552128. Its totient is φ = 33272856000.

The previous prime is 53005511483. The next prime is 53005511561. The reversal of 53005511541 is 14511550035.

It is not a de Polignac number, because 53005511541 - 211 = 53005509493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53005511499 and 53005511508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53005511561) 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, 7698610 + ... + 7705491.

It is an arithmetic number, because the mean of its divisors is an integer number (4682847008).

Almost surely, 253005511541 is an apocalyptic number.

It is an amenable number.

53005511541 is a deficient number, since it is larger than the sum of its proper divisors (21920040587).

53005511541 is a wasteful number, since it uses less digits than its factorization.

53005511541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15404172.

The product of its (nonzero) digits is 7500, while the sum is 30.

The spelling of 53005511541 in words is "fifty-three billion, five million, five hundred eleven thousand, five hundred forty-one".

Divisors: 1 3 31 37 93 111 1147 3441 15404101 46212303 477527131 569951737 1432581393 1709855211 17668503847 53005511541