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102010412 = 2275037243
BaseRepresentation
bin1100001010010…
…00111000101100
321002221122222102
412011020320230
5202103313122
614042234232
72346034310
oct605107054
9232848872
10102010412
1152644a29
122a1b5978
13181988ba
14d795b40
158e50492
hex6148e2c

102010412 has 24 divisors (see below), whose sum is σ = 204454656. Its totient is φ = 43625808.

The previous prime is 102010399. The next prime is 102010417. The reversal of 102010412 is 214010201.

It is a super-2 number, since 2×1020104122 = 20812248312819488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102010393 and 102010402.

It is not an unprimeable number, because it can be changed into a prime (102010417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10463 + ... + 17705.

It is an arithmetic number, because the mean of its divisors is an integer number (8518944).

Almost surely, 2102010412 is an apocalyptic number.

It is an amenable number.

102010412 is an abundant number, since it is smaller than the sum of its proper divisors (102444244).

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

102010412 is a wasteful number, since it uses less digits than its factorization.

102010412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7757 (or 7755 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 102010412 is about 10100.0203960190. The cubic root of 102010412 is about 467.2487704275.

Adding to 102010412 its reverse (214010201), we get a palindrome (316020613).

The spelling of 102010412 in words is "one hundred two million, ten thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 503 1006 2012 3521 7042 7243 14084 14486 28972 50701 101402 202804 3643229 7286458 14572916 25502603 51005206 102010412