Base | Representation |
---|---|
bin | 1010011110010101010… |
… | …0100111001011111110 |
3 | 122012110101211012011210 |
4 | 2213211110213023332 |
5 | 10422004401414430 |
6 | 214355213025250 |
7 | 16000051434420 |
oct | 2474524471376 |
9 | 565411735153 |
10 | 179941044990 |
11 | 6a349035433 |
12 | 2aa59a85226 |
13 | 13c78672125 |
14 | 89d0050810 |
15 | 4a324602b0 |
hex | 29e55272fe |
179941044990 has 64 divisors (see below), whose sum is σ = 493731025920. Its totient is φ = 41114511360.
The previous prime is 179941044989. The next prime is 179941044991. The reversal of 179941044990 is 99440149971.
It is an interprime number because it is at equal distance from previous prime (179941044989) and next prime (179941044991).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 179941044990.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (179941044991) 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, 432606 + ... + 739614.
It is an arithmetic number, because the mean of its divisors is an integer number (7714547280).
Almost surely, 2179941044990 is an apocalyptic number.
179941044990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
179941044990 is an abundant number, since it is smaller than the sum of its proper divisors (313789980930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
179941044990 is a wasteful number, since it uses less digits than its factorization.
179941044990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309817.
The product of its (nonzero) digits is 2939328, while the sum is 57.
The spelling of 179941044990 in words is "one hundred seventy-nine billion, nine hundred forty-one million, forty-four thousand, nine hundred ninety".
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