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53031123151 = 296832677393
BaseRepresentation
bin110001011000111001…
…101011100011001111
312001212211102011220021
4301120321223203033
51332101431420101
640210121003011
73555106052326
oct613071534317
9161784364807
1053031123151
1120543760806
12a340023467
135001a30516
1427d11190bd
1515a5a355a1
hexc58e6b8cf

53031123151 has 8 divisors (see below), whose sum is σ = 54940124880. Its totient is φ = 51127477632.

The previous prime is 53031123113. The next prime is 53031123157. The reversal of 53031123151 is 15132113035.

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 53031123151 - 213 = 53031114959 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 (53031123157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1318890 + ... + 1358503.

It is an arithmetic number, because the mean of its divisors is an integer number (6867515610).

Almost surely, 253031123151 is an apocalyptic number.

53031123151 is a deficient number, since it is larger than the sum of its proper divisors (1909001729).

53031123151 is a wasteful number, since it uses less digits than its factorization.

53031123151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678105.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 53031123151 its reverse (15132113035), we get a palindrome (68163236186).

The spelling of 53031123151 in words is "fifty-three billion, thirty-one million, one hundred twenty-three thousand, one hundred fifty-one".

Divisors: 1 29 683 19807 2677393 77644397 1828659419 53031123151