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53501313541 = 1323980318253
BaseRepresentation
bin110001110100111011…
…010100001000000101
312010002121011022212011
4301310323110020011
51334032314013131
640324514454221
73602545442644
oct616473241005
9163077138764
1053501313541
1120765107805
12a451594371
1350782791a0
14283775135b
1515d1e610b1
hexc74ed4205

53501313541 has 16 divisors (see below), whose sum is σ = 60131304576. Its totient is φ = 47231211456.

The previous prime is 53501313529. The next prime is 53501313557. The reversal of 53501313541 is 14531310535.

It is not a de Polignac number, because 53501313541 - 225 = 53467759109 is a prime.

It is a super-2 number, since 2×535013135412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53501313521) 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, 2921971 + ... + 2940223.

It is an arithmetic number, because the mean of its divisors is an integer number (3758206536).

Almost surely, 253501313541 is an apocalyptic number.

It is an amenable number.

53501313541 is a deficient number, since it is larger than the sum of its proper divisors (6629991035).

53501313541 is a wasteful number, since it uses less digits than its factorization.

53501313541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28092.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 53501313541 in words is "fifty-three billion, five hundred one million, three hundred thirteen thousand, five hundred forty-one".

Divisors: 1 13 23 299 9803 18253 127439 225469 237289 419819 2931097 5457647 178934159 2326144067 4115485657 53501313541