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10212314404 = 2217657144593
BaseRepresentation
bin10011000001011001…
…11000110100100100
3222100201021022201211
421200230320310210
5131403323030104
64405205201204
7511033145245
oct114054706444
928321238654
1010212314404
114370648a66
121b90100204
13c699968b6
146cc42cccc
153eb84ae04
hex260b38d24

10212314404 has 12 divisors (see below), whose sum is σ = 17872685964. Its totient is φ = 5105832704.

The previous prime is 10212314383. The next prime is 10212314419. The reversal of 10212314404 is 40441321201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1105429504 + 9106884900 = 33248^2 + 95430^2 .

It is a super-2 number, since 2×102123144042 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669 + ... + 142924.

It is an arithmetic number, because the mean of its divisors is an integer number (1489390497).

Almost surely, 210212314404 is an apocalyptic number.

It is an amenable number.

10212314404 is a deficient number, since it is larger than the sum of its proper divisors (7660371560).

10212314404 is a wasteful number, since it uses less digits than its factorization.

10212314404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162254 (or 162252 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 10212314404 its reverse (40441321201), we get a palindrome (50653635605).

The spelling of 10212314404 in words is "ten billion, two hundred twelve million, three hundred fourteen thousand, four hundred four".

Divisors: 1 2 4 17657 35314 70628 144593 289186 578372 2553078601 5106157202 10212314404