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10102011 = 310930893
BaseRepresentation
bin100110100010…
…010011111011
3201000020100120
4212202103323
510041231021
61000304323
7151602633
oct46422373
921006316
1010102011
11577a877
1234720a3
13212912a
1414ad6c3
15d482c6
hex9a24fb

10102011 has 8 divisors (see below), whose sum is σ = 13593360. Its totient is φ = 6672672.

The previous prime is 10102009. The next prime is 10102019. The reversal of 10102011 is 11020101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10102011 - 21 = 10102009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10102019) by changing a digit.

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, 15120 + ... + 15773.

It is an arithmetic number, because the mean of its divisors is an integer number (1699170).

Almost surely, 210102011 is an apocalyptic number.

10102011 is a deficient number, since it is larger than the sum of its proper divisors (3491349).

10102011 is a wasteful number, since it uses less digits than its factorization.

10102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31005.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 10102011 is about 3178.3660896756. The cubic root of 10102011 is about 216.1735787523.

Adding to 10102011 its reverse (11020101), we get a palindrome (21122112).

Multiplying 10102011 by its reverse (11020101), we get a palindrome (111325181523111).

The spelling of 10102011 in words is "ten million, one hundred two thousand, eleven".

Divisors: 1 3 109 327 30893 92679 3367337 10102011