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10255031444 = 2272371414097
BaseRepresentation
bin10011000110011111…
…10101110010010100
3222110200122120111102
421203033311302110
5132000242001234
64413332525232
7512062220600
oct114317656224
928420576442
1010255031444
1143927749a9
121ba2480818
13c757a2058
146d3d8c500
15400487c7e
hex2633f5c94

10255031444 has 36 divisors (see below), whose sum is σ = 21440553876. Its totient is φ = 4276226304.

The previous prime is 10255031411. The next prime is 10255031447. The reversal of 10255031444 is 44413055201.

It can be written as a sum of positive squares in 2 ways, for example, as 7636662544 + 2618368900 = 87388^2 + 51170^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10255031447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 699797 + ... + 714300.

It is an arithmetic number, because the mean of its divisors is an integer number (595570941).

Almost surely, 210255031444 is an apocalyptic number.

10255031444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10255031444 is an abundant number, since it is smaller than the sum of its proper divisors (11185522432).

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

10255031444 is a wasteful number, since it uses less digits than its factorization.

10255031444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414152 (or 1414143 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 10255031444 its reverse (44413055201), we get a palindrome (54668086645).

The spelling of 10255031444 in words is "ten billion, two hundred fifty-five million, thirty-one thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 37 49 74 98 148 196 259 518 1036 1813 3626 7252 1414097 2828194 5656388 9898679 19797358 39594716 52321589 69290753 104643178 138581506 209286356 277163012 366251123 732502246 1465004492 2563757861 5127515722 10255031444