Base | Representation |
---|---|
bin | 1011000001110101101… |
… | …1101110111111101110 |
3 | 200010001122200201000000 |
4 | 2300131123232333232 |
5 | 11101014411330140 |
6 | 223013054245130 |
7 | 16455205402062 |
oct | 2603533567756 |
9 | 603048621000 |
10 | 189472370670 |
11 | 7339a2394a0 |
12 | 30879ab67a6 |
13 | 14b372249cb |
14 | 9255c53aa2 |
15 | 4dde0e1a30 |
hex | 2c1d6eefee |
189472370670 has 448 divisors, whose sum is σ = 574968715200. Its totient is φ = 44543416320.
The previous prime is 189472370651. The next prime is 189472370683. The reversal of 189472370670 is 76073274981.
189472370670 is a `hidden beast` number, since 1 + 89 + 472 + 37 + 0 + 67 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 463257426 + ... + 463257834.
Almost surely, 2189472370670 is an apocalyptic number.
189472370670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 189472370670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287484357600).
189472370670 is an abundant number, since it is smaller than the sum of its proper divisors (385496344530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189472370670 is a wasteful number, since it uses less digits than its factorization.
189472370670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 607 (or 592 counting only the distinct ones).
The product of its (nonzero) digits is 3556224, while the sum is 54.
The spelling of 189472370670 in words is "one hundred eighty-nine billion, four hundred seventy-two million, three hundred seventy thousand, six hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •