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102412163 = 727752817
BaseRepresentation
bin1100001101010…
…10111110000011
321010201002002002
412012222332003
5202204142123
614055014215
72352326510
oct606527603
9233632062
10102412163
1152899857
122a36a36b
13182a9719
14d85c307
158ece528
hex61aaf83

102412163 has 8 divisors (see below), whose sum is σ = 117467232. Its totient is φ = 87463296.

The previous prime is 102412159. The next prime is 102412171. The reversal of 102412163 is 361214201.

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

It is a cyclic number.

It is not a de Polignac number, because 102412163 - 22 = 102412159 is a prime.

It is a super-2 number, since 2×1024121632 = 20976502260677138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102412103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24470 + ... + 28347.

It is an arithmetic number, because the mean of its divisors is an integer number (14683404).

Almost surely, 2102412163 is an apocalyptic number.

102412163 is a deficient number, since it is larger than the sum of its proper divisors (15055069).

102412163 is an equidigital number, since it uses as much as digits as its factorization.

102412163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53101.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 102412163 is about 10119.8894756810. The cubic root of 102412163 is about 467.8613607285.

Adding to 102412163 its reverse (361214201), we get a palindrome (463626364).

The spelling of 102412163 in words is "one hundred two million, four hundred twelve thousand, one hundred sixty-three".

Divisors: 1 7 277 1939 52817 369719 14630309 102412163