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10303220000 = 2554737057
BaseRepresentation
bin10011001100001111…
…01010100100100000
3222121001022210202202
421212013222210200
5132100111020000
64422213432332
7513215632163
oct114607524440
928531283682
1010303220000
114407998757
121bb663b6a8
13c82774aa8
146da533ada
15404805dd5
hex2661ea920

10303220000 has 120 divisors (see below), whose sum is σ = 25698333276. Its totient is φ = 4064256000.

The previous prime is 10303219999. The next prime is 10303220033. The reversal of 10303220000 is 2230301.

It can be written as a sum of positive squares in 10 ways, for example, as 175615504 + 10127604496 = 13252^2 + 100636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1456472 + ... + 1463528.

Almost surely, 210303220000 is an apocalyptic number.

10303220000 is a gapful number since it is divisible by the number (10) 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 10303220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12849166638).

10303220000 is an abundant number, since it is smaller than the sum of its proper divisors (15395113276).

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

10303220000 is an frugal number, since it uses more digits than its factorization.

10303220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160 (or 7137 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 10303220000 its reverse (2230301), we get a palindrome (10305450301).

The spelling of 10303220000 in words is "ten billion, three hundred three million, two hundred twenty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 73 80 100 125 146 160 200 250 292 365 400 500 584 625 730 800 1000 1168 1250 1460 1825 2000 2336 2500 2920 3650 4000 5000 5840 7057 7300 9125 10000 11680 14114 14600 18250 20000 28228 29200 35285 36500 45625 56456 58400 70570 73000 91250 112912 141140 146000 176425 182500 225824 282280 292000 352850 365000 515161 564560 705700 730000 882125 1030322 1129120 1411400 1460000 1764250 2060644 2575805 2822800 3528500 4121288 4410625 5151610 5645600 7057000 8242576 8821250 10303220 12879025 14114000 16485152 17642500 20606440 25758050 28228000 35285000 41212880 51516100 64395125 70570000 82425760 103032200 128790250 141140000 206064400 257580500 321975625 412128800 515161000 643951250 1030322000 1287902500 2060644000 2575805000 5151610000 10303220000