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20022313000 = 235379253447
BaseRepresentation
bin10010101001011011…
…000100000000101000
31220200101111212221011
4102221123010000220
5312001203004000
613110443353304
71306112565244
oct225133040050
956611455834
1020022313000
11854508a118
123a69522834
131b711baab1
14d7d253424
157c2bc72ba
hex4a96c4028

20022313000 has 64 divisors (see below), whose sum is σ = 47445465600. Its totient is φ = 7907515200.

The previous prime is 20022312967. The next prime is 20022313009. The reversal of 20022313000 is 31322002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20022313009) 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, 47724 + ... + 205723.

It is an arithmetic number, because the mean of its divisors is an integer number (741335400).

Almost surely, 220022313000 is an apocalyptic number.

20022313000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022313000 is an abundant number, since it is smaller than the sum of its proper divisors (27423152600).

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

20022313000 is a wasteful number, since it uses less digits than its factorization.

20022313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253547 (or 253533 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20022313000 its reverse (31322002), we get a palindrome (20053635002).

The spelling of 20022313000 in words is "twenty billion, twenty-two million, three hundred thirteen thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 79 100 125 158 200 250 316 395 500 632 790 1000 1580 1975 3160 3950 7900 9875 15800 19750 39500 79000 253447 506894 1013788 1267235 2027576 2534470 5068940 6336175 10137880 12672350 20022313 25344700 31680875 40044626 50689400 63361750 80089252 100111565 126723500 160178504 200223130 253447000 400446260 500557825 800892520 1001115650 2002231300 2502789125 4004462600 5005578250 10011156500 20022313000