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10303212444 = 2237122657291
BaseRepresentation
bin10011001100001111…
…01000101110011100
3222121001022102101220
421212013220232130
5132100110244234
64422213333340
7513215601150
oct114607505634
928531272356
1010303212444
114407993008
121bb6637250
13c82771515
146da531060
15404803a49
hex2661e8b9c

10303212444 has 24 divisors (see below), whose sum is σ = 27475233408. Its totient is φ = 2943774960.

The previous prime is 10303212419. The next prime is 10303212523. The reversal of 10303212444 is 44421230301.

10303212444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61328562 + ... + 61328729.

It is an arithmetic number, because the mean of its divisors is an integer number (1144801392).

Almost surely, 210303212444 is an apocalyptic number.

10303212444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10303212444 is an abundant number, since it is smaller than the sum of its proper divisors (17172020964).

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

10303212444 is a wasteful number, since it uses less digits than its factorization.

10303212444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122657305 (or 122657303 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10303212444 its reverse (44421230301), we get a palindrome (54724442745).

The spelling of 10303212444 in words is "ten billion, three hundred three million, two hundred twelve thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 122657291 245314582 367971873 490629164 735943746 858601037 1471887492 1717202074 2575803111 3434404148 5151606222 10303212444