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214080396946 = 21330672684663
BaseRepresentation
bin1100011101100000101…
…1111001111010010010
3202110120122000221221121
43013120023321322102
512001414040200241
6242202553512454
721316053230653
oct3073013717222
9673518027847
10214080396946
1182877891899
12355a711272a
1317259499cc0
14a50c12552a
15587e688ad1
hex31d82f9e92

214080396946 has 16 divisors (see below), whose sum is σ = 345935064384. Its totient is φ = 98774084304.

The previous prime is 214080396919. The next prime is 214080396949. The reversal of 214080396946 is 649693080412.

It is a super-2 number, since 2×2140803969462 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214080396893 and 214080396902.

It is not an unprimeable number, because it can be changed into a prime (214080396949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262590 + ... + 1422073.

It is an arithmetic number, because the mean of its divisors is an integer number (21620941524).

Almost surely, 2214080396946 is an apocalyptic number.

214080396946 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

214080396946 is a deficient number, since it is larger than the sum of its proper divisors (131854667438).

214080396946 is a wasteful number, since it uses less digits than its factorization.

214080396946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687745.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 214080396946 in words is "two hundred fourteen billion, eighty million, three hundred ninety-six thousand, nine hundred forty-six".

Divisors: 1 2 13 26 3067 6134 39871 79742 2684663 5369326 34900619 69801238 8233861421 16467722842 107040198473 214080396946