Base | Representation |
---|---|
bin | 10010010111101010001100… |
… | …111000110101011110000000 |
3 | 101121001111220200122222221000 |
4 | 102113222030320311132000 |
5 | 41042133322312001242 |
6 | 443454422354332000 |
7 | 23005635552640653 |
oct | 2227521470653600 |
9 | 347044820588830 |
10 | 80790698547072 |
11 | 23819163136658 |
12 | 908994158a000 |
13 | 36106b7a72397 |
14 | 15d440d87389a |
15 | 951841354a4c |
hex | 497a8ce35780 |
80790698547072 has 256 divisors, whose sum is σ = 250338427660800. Its totient is φ = 25601316212736.
The previous prime is 80790698547001. The next prime is 80790698547079. The reversal of 80790698547072 is 27074589609708.
80790698547072 is a `hidden beast` number, since 8 + 0 + 7 + 9 + 0 + 6 + 9 + 8 + 547 + 0 + 72 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80790698547079) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9838788 + ... + 16074300.
It is an arithmetic number, because the mean of its divisors is an integer number (977884483050).
Almost surely, 280790698547072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80790698547072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125169213830400).
80790698547072 is an abundant number, since it is smaller than the sum of its proper divisors (169547729113728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80790698547072 is a wasteful number, since it uses less digits than its factorization.
80790698547072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6235722 (or 6235704 counting only the distinct ones).
The product of its (nonzero) digits is 426746880, while the sum is 72.
The spelling of 80790698547072 in words is "eighty trillion, seven hundred ninety billion, six hundred ninety-eight million, five hundred forty-seven thousand, seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •