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10012210 = 251377017
BaseRepresentation
bin100110001100…
…011000110010
3200211200011121
4212030120302
510030342320
6554332454
7151050055
oct46143062
920750147
1010012210
11571935a
12342a12a
1320c72b0
141488a9c
15d2b8aa
hex98c632

10012210 has 16 divisors (see below), whose sum is σ = 19408536. Its totient is φ = 3696768.

The previous prime is 10012193. The next prime is 10012213. The reversal of 10012210 is 1221001.

It can be written as a sum of positive squares in 4 ways, for example, as 8696601 + 1315609 = 2949^2 + 1147^2 .

10012210 is a modest number, since divided by 12210 gives 10 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10012193 and 10012202.

It is not an unprimeable number, because it can be changed into a prime (10012213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38379 + ... + 38638.

Almost surely, 210012210 is an apocalyptic number.

10012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10012210 is a deficient number, since it is larger than the sum of its proper divisors (9396326).

10012210 is a wasteful number, since it uses less digits than its factorization.

10012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77037.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 10012210 is about 3164.2076417328. The cubic root of 10012210 is about 215.5311188313.

Adding to 10012210 its reverse (1221001), we get a palindrome (11233211).

The spelling of 10012210 in words is "ten million, twelve thousand, two hundred ten".

Divisors: 1 2 5 10 13 26 65 130 77017 154034 385085 770170 1001221 2002442 5006105 10012210