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10212314445 = 325226940321
BaseRepresentation
bin10011000001011001…
…11000110101001101
3222100201021022210100
421200230320311031
5131403323030240
64405205201313
7511033145334
oct114054706515
928321238710
1010212314445
114370648aa3
121b90100239
13c69996918
146cc42cd1b
153eb84ae30
hex260b38d4d

10212314445 has 12 divisors (see below), whose sum is σ = 17701345116. Its totient is φ = 5446567680.

The previous prime is 10212314429. The next prime is 10212314467. The reversal of 10212314445 is 54441321201.

10212314445 is a `hidden beast` number, since 1 + 0 + 212 + 3 + 1 + 4 + 445 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7871593284 + 2340721161 = 88722^2 + 48381^2 .

It is not a de Polignac number, because 10212314445 - 24 = 10212314429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113470116 + ... + 113470205.

It is an arithmetic number, because the mean of its divisors is an integer number (1475112093).

Almost surely, 210212314445 is an apocalyptic number.

10212314445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10212314445 is a deficient number, since it is larger than the sum of its proper divisors (7489030671).

10212314445 is a wasteful number, since it uses less digits than its factorization.

10212314445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226940332 (or 226940329 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 10212314445 its reverse (54441321201), we get a palindrome (64653635646).

The spelling of 10212314445 in words is "ten billion, two hundred twelve million, three hundred fourteen thousand, four hundred forty-five".

Divisors: 1 3 5 9 15 45 226940321 680820963 1134701605 2042462889 3404104815 10212314445