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7171152053 = 131401139371
BaseRepresentation
bin1101010110110111…
…10001100010110101
3200111202210021021012
412223123301202311
5104141303331203
63143330402005
7342464533562
oct65333614265
920452707235
107171152053
11304aa2374a
121481730305
138a38cc750
144c058d869
152be875bd8
hex1ab6f18b5

7171152053 has 8 divisors (see below), whose sum is σ = 7723526496. Its totient is φ = 6618884400.

The previous prime is 7171152049. The next prime is 7171152059. The reversal of 7171152053 is 3502511717.

7171152053 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 7171152053 - 22 = 7171152049 is a prime.

It is a super-2 number, since 2×71711520532 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7171152059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162458 + ... + 201828.

It is an arithmetic number, because the mean of its divisors is an integer number (965440812).

Almost surely, 27171152053 is an apocalyptic number.

It is an amenable number.

7171152053 is a deficient number, since it is larger than the sum of its proper divisors (552374443).

7171152053 is a wasteful number, since it uses less digits than its factorization.

7171152053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53395.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 7171152053 is about 84682.6549713694. The cubic root of 7171152053 is about 1928.3963925483.

The spelling of 7171152053 in words is "seven billion, one hundred seventy-one million, one hundred fifty-two thousand, fifty-three".

Divisors: 1 13 14011 39371 182143 511823 551627081 7171152053