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20000010200 = 23521574331471
BaseRepresentation
bin10010101000000101…
…111110111111011000
31220121211112210020112
4102220011332333120
5311430000311300
613104325343452
71305422165432
oct225005767730
956554483215
1020000010200
118533536755
123a61b67b88
131b696ac481
14d7a2c9652
157c0c6de35
hex4a817efd8

20000010200 has 96 divisors (see below), whose sum is σ = 46936162560. Its totient is φ = 7925299200.

The previous prime is 20000010193. The next prime is 20000010221. The reversal of 20000010200 is 201000002.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 13595465 + ... + 13596935.

It is an arithmetic number, because the mean of its divisors is an integer number (488918360).

Almost surely, 220000010200 is an apocalyptic number.

20000010200 is a gapful number since it is divisible by the number (20) 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 20000010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23468081280).

20000010200 is an abundant number, since it is smaller than the sum of its proper divisors (26936152360).

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

20000010200 is a wasteful number, since it uses less digits than its factorization.

20000010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

Adding to 20000010200 its reverse (201000002), we get a palindrome (20201010202).

The spelling of 20000010200 in words is "twenty billion, ten thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 157 200 314 433 628 785 866 1256 1471 1570 1732 2165 2942 3140 3464 3925 4330 5884 6280 7355 7850 8660 10825 11768 14710 15700 17320 21650 29420 31400 36775 43300 58840 67981 73550 86600 135962 147100 230947 271924 294200 339905 461894 543848 636943 679810 923788 1154735 1273886 1359620 1699525 1847576 2309470 2547772 2719240 3184715 3399050 4618940 5095544 5773675 6369430 6798100 9237880 11547350 12738860 13596200 15923575 23094700 25477720 31847150 46189400 63694300 100000051 127388600 200000102 400000204 500000255 800000408 1000000510 2000001020 2500001275 4000002040 5000002550 10000005100 20000010200