Base | Representation |
---|---|
bin | 1110010100110001100… |
… | …00100000000101000000 |
3 | 1202001102111200001011100 |
4 | 13022120300200011000 |
5 | 31031000403413010 |
6 | 1014035241014400 |
7 | 50362622342010 |
oct | 7123060400500 |
9 | 1661374601140 |
10 | 492189122880 |
11 | 17a810a23954 |
12 | 7b481184400 |
13 | 3754ab540b0 |
14 | 19b71b09c40 |
15 | cc0a0442c0 |
hex | 7298c20140 |
492189122880 has 1344 divisors, whose sum is σ = 2226044620800. Its totient is φ = 96984760320.
The previous prime is 492189122869. The next prime is 492189122891. The reversal of 492189122880 is 88221981294.
492189122880 is a `hidden beast` number, since 49 + 218 + 91 + 228 + 80 = 666.
It is an interprime number because it is at equal distance from previous prime (492189122869) and next prime (492189122891).
It is a tau number, because it is divible by the number of its divisors (1344).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 235608876 + ... + 235610964.
It is an arithmetic number, because the mean of its divisors is an integer number (1656283200).
Almost surely, 2492189122880 is an apocalyptic number.
492189122880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 492189122880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1113022310400).
492189122880 is an abundant number, since it is smaller than the sum of its proper divisors (1733855497920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492189122880 is a wasteful number, since it uses less digits than its factorization.
492189122880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2192 (or 2179 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 54.
The spelling of 492189122880 in words is "four hundred ninety-two billion, one hundred eighty-nine million, one hundred twenty-two thousand, eight hundred eighty".
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