Base | Representation |
---|---|
bin | 100000111101101011… |
… | …1111100011011100100 |
3 | 20202201102122122002000 |
4 | 1001323113330123210 |
5 | 2124434033214030 |
6 | 52304205245300 |
7 | 5054140361634 |
oct | 1017327743344 |
9 | 222642578060 |
10 | 70789351140 |
11 | 2802681a292 |
12 | 11877263830 |
13 | 68a1b3c531 |
14 | 35d77ac6c4 |
15 | 1c94a82860 |
hex | 107b5fc6e4 |
70789351140 has 192 divisors, whose sum is σ = 230854821120. Its totient is φ = 17988203520.
The previous prime is 70789351081. The next prime is 70789351141. The reversal of 70789351140 is 4115398707.
70789351140 is a `hidden beast` number, since 7 + 0 + 7 + 8 + 93 + 511 + 40 = 666.
It is a super-2 number, since 2×707893511402 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (70789351141) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 914842 + ... + 989198.
It is an arithmetic number, because the mean of its divisors is an integer number (1202368860).
Almost surely, 270789351140 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 70789351140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115427410560).
70789351140 is an abundant number, since it is smaller than the sum of its proper divisors (160065469980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70789351140 is a wasteful number, since it uses less digits than its factorization.
70789351140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74459 (or 74451 counting only the distinct ones).
The product of its (nonzero) digits is 211680, while the sum is 45.
The spelling of 70789351140 in words is "seventy billion, seven hundred eighty-nine million, three hundred fifty-one thousand, one hundred forty".
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