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7172114705 = 57204917563
BaseRepresentation
bin1101010110111110…
…11100100100010001
3200111211121011202222
412223133130210101
5104142030132310
63143403150425
7342505653260
oct65337344421
920454534688
107172114705
113050520a28
121481b15415
138a3b78972
144c07605d7
152be9b6055
hex1ab7dc911

7172114705 has 8 divisors (see below), whose sum is σ = 9836043072. Its totient is φ = 4918021488.

The previous prime is 7172114687. The next prime is 7172114759. The reversal of 7172114705 is 5074112717.

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 7172114705 - 26 = 7172114641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 204917563 = 7172114705 / (7 + 1 + 7 + 2 + 1 + 1 + 4 + 7 + 0 + 5).

It is a Duffinian 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, 102458747 + ... + 102458816.

It is an arithmetic number, because the mean of its divisors is an integer number (1229505384).

Almost surely, 27172114705 is an apocalyptic number.

It is an amenable number.

7172114705 is a deficient number, since it is larger than the sum of its proper divisors (2663928367).

7172114705 is a wasteful number, since it uses less digits than its factorization.

7172114705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204917575.

The product of its (nonzero) digits is 13720, while the sum is 35.

The square root of 7172114705 is about 84688.3386600540. The cubic root of 7172114705 is about 1928.4826776887.

The spelling of 7172114705 in words is "seven billion, one hundred seventy-two million, one hundred fourteen thousand, seven hundred five".

Divisors: 1 5 7 35 204917563 1024587815 1434422941 7172114705