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10002230020 = 2251794875737
BaseRepresentation
bin10010101000010110…
…11110101100000100
3221211001221221010201
421110023132230010
5130441032330040
64332302300244
7502602360316
oct112413365404
927731857121
1010002230020
114272aa8502
121b31887684
13c352bb503
146ac5837b6
153d819da9a
hex2542deb04

10002230020 has 48 divisors (see below), whose sum is σ = 21169088640. Its totient is φ = 3969679104.

The previous prime is 10002230003. The next prime is 10002230039. The reversal of 10002230020 is 2003220001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 10002229979 and 10002230006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1740592 + ... + 1746328.

It is an arithmetic number, because the mean of its divisors is an integer number (441022680).

Almost surely, 210002230020 is an apocalyptic number.

10002230020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002230020 is an abundant number, since it is smaller than the sum of its proper divisors (11166858620).

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

10002230020 is a wasteful number, since it uses less digits than its factorization.

10002230020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6412 (or 6410 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 10002230020 its reverse (2003220001), we get a palindrome (12005450021).

The spelling of 10002230020 in words is "ten billion, two million, two hundred thirty thousand, twenty".

Divisors: 1 2 4 5 10 20 179 358 487 716 895 974 1790 1948 2435 3580 4870 5737 9740 11474 22948 28685 57370 87173 114740 174346 348692 435865 871730 1026923 1743460 2053846 2793919 4107692 5134615 5587838 10269230 11175676 13969595 20538460 27939190 55878380 500111501 1000223002 2000446004 2500557505 5001115010 10002230020