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53215414255 = 519355145507
BaseRepresentation
bin110001100011111000…
…101100011111101111
312002100200012010202201
4301203320230133233
51332441121224010
640240303002331
73562504362223
oct614370543757
9162320163681
1053215414255
1120628794403
12a3918993a7
135030c77603
14280b7ac783
1515b6cda23a
hexc63e2c7ef

53215414255 has 8 divisors (see below), whose sum is σ = 64189371312. Its totient is φ = 42351748608.

The previous prime is 53215414237. The next prime is 53215414289. The reversal of 53215414255 is 55241451235.

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 53215414255 - 213 = 53215406063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27571789 + ... + 27573718.

It is an arithmetic number, because the mean of its divisors is an integer number (8023671414).

Almost surely, 253215414255 is an apocalyptic number.

53215414255 is a deficient number, since it is larger than the sum of its proper divisors (10973957057).

53215414255 is a wasteful number, since it uses less digits than its factorization.

53215414255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55145705.

The product of its digits is 120000, while the sum is 37.

The spelling of 53215414255 in words is "fifty-three billion, two hundred fifteen million, four hundred fourteen thousand, two hundred fifty-five".

Divisors: 1 5 193 965 55145507 275727535 10643082851 53215414255