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800042861439 = 32167532297313
BaseRepresentation
bin10111010010001100100…
…01010100001101111111
32211111001100210022211100
423221012101110031333
5101101441433031224
61411311251024143
7111541544055333
oct13510621241577
92744040708740
10800042861439
1128932937a178
1210b07889b053
135a59cb05783
142aa17d217c3
1515c26e5bac9
hexba4645437f

800042861439 has 12 divisors (see below), whose sum is σ = 1162537333776. Its totient is φ = 530168122752.

The previous prime is 800042861389. The next prime is 800042861459. The reversal of 800042861439 is 934168240008.

It is a happy number.

800042861439 is a `hidden beast` number, since 8 + 0 + 0 + 0 + 4 + 28 + 614 + 3 + 9 = 666.

It is not a de Polignac number, because 800042861439 - 28 = 800042861183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 800042861394 and 800042861403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800042861459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266147154 + ... + 266150159.

It is an arithmetic number, because the mean of its divisors is an integer number (96878111148).

Almost surely, 2800042861439 is an apocalyptic number.

800042861439 is a deficient number, since it is larger than the sum of its proper divisors (362494472337).

800042861439 is a wasteful number, since it uses less digits than its factorization.

800042861439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532297486 (or 532297483 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 800042861439 in words is "eight hundred billion, forty-two million, eight hundred sixty-one thousand, four hundred thirty-nine".

Divisors: 1 3 9 167 501 1503 532297313 1596891939 4790675817 88893651271 266680953813 800042861439