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122206036 = 2231796377
BaseRepresentation
bin1110100100010…
…11011101010100
322111221201011111
413102023131110
5222241043121
620043144404
73012506551
oct722133524
9274851144
10122206036
1162a89227
1234b15104
131c41a084
1412331a28
15aade2e1
hex748b754

122206036 has 12 divisors (see below), whose sum is σ = 214537428. Its totient is φ = 60909632.

The previous prime is 122206027. The next prime is 122206037. The reversal of 122206036 is 630602221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45643536 + 76562500 = 6756^2 + 8750^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122205998 and 122206016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122206037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46921 + ... + 49456.

It is an arithmetic number, because the mean of its divisors is an integer number (17878119).

Almost surely, 2122206036 is an apocalyptic number.

It is an amenable number.

122206036 is a deficient number, since it is larger than the sum of its proper divisors (92331392).

122206036 is a wasteful number, since it uses less digits than its factorization.

122206036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96698 (or 96696 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 122206036 is about 11054.6838941690. The cubic root of 122206036 is about 496.2466092864.

Adding to 122206036 its reverse (630602221), we get a palindrome (752808257).

The spelling of 122206036 in words is "one hundred twenty-two million, two hundred six thousand, thirty-six".

Divisors: 1 2 4 317 634 1268 96377 192754 385508 30551509 61103018 122206036