Search a number
-
+
80807333055750 = 236537193333739
BaseRepresentation
bin10010010111111001101100…
…011000011100110100000110
3101121010002211222102121000000
4102113321230120130310012
541042421404230241000
6443510213141502130
723010065020634550
oct2227715430346406
9347102758377000
1080807333055750
112382521995a194
129091004411946
133612139117422
1415d514abb24d0
15951eb68d3000
hex497e6c61cd06

80807333055750 has 448 divisors, whose sum is σ = 272846083161600. Its totient is φ = 17498124014400.

The previous prime is 80807333055671. The next prime is 80807333055793. The reversal of 80807333055750 is 5755033370808.

80807333055750 is a `hidden beast` number, since 8 + 0 + 8 + 0 + 7 + 3 + 3 + 30 + 557 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 22572381 + ... + 25906119.

Almost surely, 280807333055750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80807333055750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136423041580800).

80807333055750 is an abundant number, since it is smaller than the sum of its proper divisors (192038750105850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80807333055750 is a wasteful number, since it uses less digits than its factorization.

80807333055750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333800 (or 3333775 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 54.

The spelling of 80807333055750 in words is "eighty trillion, eight hundred seven billion, three hundred thirty-three million, fifty-five thousand, seven hundred fifty".