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10200212166 = 232958621909
BaseRepresentation
bin10010111111111101…
…01110001011000110
3222022212111110120210
421133332232023012
5131342223242131
64404053540250
7510525241614
oct113776561306
928285443523
1010200212166
114364832411
121b88044686
13c6731a201
146ca99c6b4
153ea75a146
hex25ffae2c6

10200212166 has 16 divisors (see below), whose sum is σ = 21103887600. Its totient is φ = 3282826848.

The previous prime is 10200212161. The next prime is 10200212167. The reversal of 10200212166 is 66121200201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200212161) 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, 29310781 + ... + 29311128.

It is an arithmetic number, because the mean of its divisors is an integer number (1318992975).

Almost surely, 210200212166 is an apocalyptic number.

10200212166 is an abundant number, since it is smaller than the sum of its proper divisors (10903675434).

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

10200212166 is a wasteful number, since it uses less digits than its factorization.

10200212166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58621943.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 10200212166 its reverse (66121200201), we get a palindrome (76321412367).

The spelling of 10200212166 in words is "ten billion, two hundred million, two hundred twelve thousand, one hundred sixty-six".

Divisors: 1 2 3 6 29 58 87 174 58621909 117243818 175865727 351731454 1700035361 3400070722 5100106083 10200212166