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10030210020 = 2233518574463
BaseRepresentation
bin10010101011101100…
…01101101111100100
3221220000121110111000
421111312031233210
5131020213210040
64335142113300
7503362243545
oct112566155744
927800543430
1010030210020
114287879276
121b3b11b830
13c3b036c1c
146b21884cc
153da879130
hex255d8dbe4

10030210020 has 48 divisors (see below), whose sum is σ = 31205099520. Its totient is φ = 2674722528.

The previous prime is 10030209983. The next prime is 10030210027. The reversal of 10030210020 is 2001203001.

It is a happy number.

It is a super-2 number, since 2×100302100202 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10030209984 and 10030210011.

It is not an unprimeable number, because it can be changed into a prime (10030210027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9286692 + ... + 9287771.

It is an arithmetic number, because the mean of its divisors is an integer number (650106240).

Almost surely, 210030210020 is an apocalyptic number.

10030210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10030210020 is an abundant number, since it is smaller than the sum of its proper divisors (21174889500).

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

10030210020 is a wasteful number, since it uses less digits than its factorization.

10030210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18574481 (or 18574473 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10030210020 its reverse (2001203001), we get a palindrome (12031413021).

The spelling of 10030210020 in words is "ten billion, thirty million, two hundred ten thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 18574463 37148926 55723389 74297852 92872315 111446778 167170167 185744630 222893556 278616945 334340334 371489260 501510501 557233890 668680668 835850835 1003021002 1114467780 1671701670 2006042004 2507552505 3343403340 5015105010 10030210020