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492098420 = 2251121110601
BaseRepresentation
bin11101010101001…
…101001101110100
31021021222012010102
4131111031031310
52001434122140
6120455213232
715123524162
oct3525151564
91237865112
10492098420
1123285a910
12118977218
137ac496c8
14494da232
152d306e15
hex1d54d374

492098420 has 48 divisors (see below), whose sum is σ = 1132802496. Its totient is φ = 178080000.

The previous prime is 492098401. The next prime is 492098429. The reversal of 492098420 is 24890294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492098429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41120 + ... + 51720.

It is an arithmetic number, because the mean of its divisors is an integer number (23600052).

Almost surely, 2492098420 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 492098420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566401248).

492098420 is an abundant number, since it is smaller than the sum of its proper divisors (640704076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

492098420 is a wasteful number, since it uses less digits than its factorization.

492098420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10832 (or 10830 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 492098420 is about 22183.2914600156. The cubic root of 492098420 is about 789.4973141294.

The spelling of 492098420 in words is "four hundred ninety-two million, ninety-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 211 220 422 844 1055 2110 2321 4220 4642 9284 10601 11605 21202 23210 42404 46420 53005 106010 116611 212020 233222 466444 583055 1166110 2236811 2332220 4473622 8947244 11184055 22368110 24604921 44736220 49209842 98419684 123024605 246049210 492098420