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102210706 = 21329313417
BaseRepresentation
bin1100001011110…
…01110010010010
321010022211201201
412011321302102
5202131220311
614050421414
72350530253
oct605716222
9233284651
10102210706
1152771464
122a29186a
1318238b10
14d808b2a
158e8e9c1
hex6179c92

102210706 has 16 divisors (see below), whose sum is σ = 165685464. Its totient is φ = 47009664.

The previous prime is 102210697. The next prime is 102210733. The reversal of 102210706 is 607012201.

It can be written as a sum of positive squares in 4 ways, for example, as 88454025 + 13756681 = 9405^2 + 3709^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910 + ... + 14326.

Almost surely, 2102210706 is an apocalyptic number.

102210706 is a deficient number, since it is larger than the sum of its proper divisors (63474758).

102210706 is a wasteful number, since it uses less digits than its factorization.

102210706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13725.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 102210706 is about 10109.9310581230. The cubic root of 102210706 is about 467.5543795590.

Adding to 102210706 its reverse (607012201), we get a palindrome (709222907).

The spelling of 102210706 in words is "one hundred two million, two hundred ten thousand, seven hundred six".

Divisors: 1 2 13 26 293 586 3809 7618 13417 26834 174421 348842 3931181 7862362 51105353 102210706