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10211312 = 243132039
BaseRepresentation
bin100110111100…
…111111110000
3201012210021202
4212330333300
510103230222
61002510332
7152536406
oct46747760
921183252
1010211312
115844a01
1235053a8
132166ac7
1414db476
15d6a892
hex9bcff0

10211312 has 20 divisors (see below), whose sum is σ = 19857360. Its totient is φ = 5086848.

The previous prime is 10211309. The next prime is 10211321. The reversal of 10211312 is 21311201.

It is a super-2 number, since 2×102113122 = 208541785522688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10211293 and 10211302.

It is a congruent number.

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, 3989 + ... + 6027.

It is an arithmetic number, because the mean of its divisors is an integer number (992868).

Almost surely, 210211312 is an apocalyptic number.

It is an amenable number.

10211312 is a deficient number, since it is larger than the sum of its proper divisors (9646048).

10211312 is a wasteful number, since it uses less digits than its factorization.

10211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 10211312 is about 3195.5143560936. The cubic root of 10211312 is about 216.9504300403.

Adding to 10211312 its reverse (21311201), we get a palindrome (31522513).

The spelling of 10211312 in words is "ten million, two hundred eleven thousand, three hundred twelve".

Divisors: 1 2 4 8 16 313 626 1252 2039 2504 4078 5008 8156 16312 32624 638207 1276414 2552828 5105656 10211312