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10420102 = 271171953
BaseRepresentation
bin100111101111…
…111110000110
3201121101200201
4213233332012
510131420402
61011201114
7154366210
oct47577606
921541621
1010420102
115977860
1235a619a
13220ab54
1415535b0
15dac687
hex9eff86

10420102 has 32 divisors (see below), whose sum is σ = 19782144. Its totient is φ = 3998400.

The previous prime is 10420087. The next prime is 10420103. The reversal of 10420102 is 20102401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10458 + ... + 11410.

It is an arithmetic number, because the mean of its divisors is an integer number (618192).

Almost surely, 210420102 is an apocalyptic number.

10420102 is a deficient number, since it is larger than the sum of its proper divisors (9362042).

10420102 is a wasteful number, since it uses less digits than its factorization.

10420102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 10420102 is about 3228.0182775195. The cubic root of 10420102 is about 218.4191218660.

Adding to 10420102 its reverse (20102401), we get a palindrome (30522503).

The spelling of 10420102 in words is "ten million, four hundred twenty thousand, one hundred two".

Divisors: 1 2 7 11 14 22 71 77 142 154 497 781 953 994 1562 1906 5467 6671 10483 10934 13342 20966 67663 73381 135326 146762 473641 744293 947282 1488586 5210051 10420102