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160407871793 = 1323575235073
BaseRepresentation
bin1001010101100100001…
…1011110000100110001
3120100001002201011220122
42111121003132010301
510112003403344133
6201405041220025
714406025261541
oct2253103360461
9510032634818
10160407871793
1162035075294
1227108331615
1312184906190
147a99b67321
15428c6a8498
hex25590de131

160407871793 has 8 divisors (see below), whose sum is σ = 172820262888. Its totient is φ = 148005955584.

The previous prime is 160407871783. The next prime is 160407871829. The reversal of 160407871793 is 397178704061.

It can be written as a sum of positive squares in 4 ways, for example, as 2709931249 + 157697940544 = 52057^2 + 397112^2 .

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-160407871793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160407871783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2586896 + ... + 2648177.

It is an arithmetic number, because the mean of its divisors is an integer number (21602532861).

Almost surely, 2160407871793 is an apocalyptic number.

160407871793 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

160407871793 is a deficient number, since it is larger than the sum of its proper divisors (12412391095).

160407871793 is a wasteful number, since it uses less digits than its factorization.

160407871793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5237443.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 160407871793 in words is "one hundred sixty billion, four hundred seven million, eight hundred seventy-one thousand, seven hundred ninety-three".

Divisors: 1 13 2357 30641 5235073 68055949 12339067061 160407871793