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1683395943386 = 21944299893247
BaseRepresentation
bin11000011111110010001…
…101111001101111011010
312221221010202110100112012
4120133302031321233122
5210040043330142021
63325201425145522
7232423056266153
oct30376215715732
95857122410465
101683395943386
11599a19140053
12232305a8b2a2
13c29887933c1
145b69649892a
152dbc7ca835b
hex187f2379bda

1683395943386 has 8 divisors (see below), whose sum is σ = 2657993594880. Its totient is φ = 797398078428.

The previous prime is 1683395943377. The next prime is 1683395943401. The reversal of 1683395943386 is 6833495933861.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22149946586 + ... + 22149946661.

It is an arithmetic number, because the mean of its divisors is an integer number (332249199360).

Almost surely, 21683395943386 is an apocalyptic number.

1683395943386 is a deficient number, since it is larger than the sum of its proper divisors (974597651494).

1683395943386 is a wasteful number, since it uses less digits than its factorization.

1683395943386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44299893268.

The product of its digits is 302330880, while the sum is 68.

The spelling of 1683395943386 in words is "one trillion, six hundred eighty-three billion, three hundred ninety-five million, nine hundred forty-three thousand, three hundred eighty-six".

Divisors: 1 2 19 38 44299893247 88599786494 841697971693 1683395943386