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8493207841418 = 219267569835319
BaseRepresentation
bin111101110010111101010…
…1000101110101010001010
31010001221110020221201010212
41323211322220232222022
52103123042201411133
630021420435441122
71534420415333156
oct173457250565212
933057406851125
108493207841418
112784a49455433
12b5205a1561a2
13497ba180a491
142151057aa066
15eaddb637148
hex7b97aa2ea8a

8493207841418 has 16 divisors (see below), whose sum is σ = 13410394344000. Its totient is φ = 4023078599232.

The previous prime is 8493207841367. The next prime is 8493207841451. The reversal of 8493207841418 is 8141487023948.

It is a Curzon 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, 9749963 + ... + 10585281.

It is an arithmetic number, because the mean of its divisors is an integer number (838149646500).

Almost surely, 28493207841418 is an apocalyptic number.

8493207841418 is a deficient number, since it is larger than the sum of its proper divisors (4917186502582).

8493207841418 is a wasteful number, since it uses less digits than its factorization.

8493207841418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102909.

The product of its (nonzero) digits is 12386304, while the sum is 59.

The spelling of 8493207841418 in words is "eight trillion, four hundred ninety-three billion, two hundred seven million, eight hundred forty-one thousand, four hundred eighteen".

Divisors: 1 2 19 38 267569 535138 835319 1670638 5083811 10167622 15871061 31742122 223505469511 447010939022 4246603920709 8493207841418