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53106748541 = 7112329713441
BaseRepresentation
bin110001011101011010…
…001010110001111101
312002002002201100102122
4301131122022301331
51332230311423131
640221421532325
73560014625450
oct613532126175
9162062640378
1053106748541
1120582414230
12a3614140a5
1350145bb682
1427db1a3497
1515ac4c2d7b
hexc5d68ac7d

53106748541 has 48 divisors (see below), whose sum is σ = 69933671808. Its totient is φ = 39171686400.

The previous prime is 53106748523. The next prime is 53106748543. The reversal of 53106748541 is 14584760135.

It is a de Polignac number, because none of the positive numbers 2k-53106748541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53106748492 and 53106748501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53106748543) 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, 3944381 + ... + 3957821.

It is an arithmetic number, because the mean of its divisors is an integer number (1456951496).

Almost surely, 253106748541 is an apocalyptic number.

It is an amenable number.

53106748541 is a deficient number, since it is larger than the sum of its proper divisors (16826923267).

53106748541 is a wasteful number, since it uses less digits than its factorization.

53106748541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13602 (or 13579 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 53106748541 in words is "fifty-three billion, one hundred six million, seven hundred forty-eight thousand, five hundred forty-one".

Divisors: 1 7 11 23 77 97 161 253 529 679 1067 1771 2231 3703 5819 7469 13441 15617 24541 40733 51313 94087 147851 171787 309143 359191 564443 1034957 1303777 2164001 3400573 3951101 7110289 9126439 14341547 23804011 29986871 49772023 78213179 100390829 209908097 329855581 547492253 689698033 2308989067 4827886231 7586678363 53106748541