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53140311401 = 677478316411
BaseRepresentation
bin110001011111011010…
…001100110101101001
312002011102212112000112
4301133122030311221
51332312404431101
640225021144105
73560603123402
oct613732146551
9162142775015
1053140311401
112059a358531
12a3706bb035
13501b540258
14280181c9a9
1515b04026bb
hexc5f68cd69

53140311401 has 8 divisors (see below), whose sum is σ = 53233175424. Its totient is φ = 53047491120.

The previous prime is 53140311379. The next prime is 53140311449. The reversal of 53140311401 is 10411304135.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53140311401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53140311701) 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, 3229886 + ... + 3246296.

It is an arithmetic number, because the mean of its divisors is an integer number (6654146928).

Almost surely, 253140311401 is an apocalyptic number.

It is an amenable number.

53140311401 is a deficient number, since it is larger than the sum of its proper divisors (92864023).

53140311401 is a wasteful number, since it uses less digits than its factorization.

53140311401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21871.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 53140311401 its reverse (10411304135), we get a palindrome (63551615536).

The spelling of 53140311401 in words is "fifty-three billion, one hundred forty million, three hundred eleven thousand, four hundred one".

Divisors: 1 677 4783 16411 3238091 11110247 78493813 53140311401