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102130653 = 361558091
BaseRepresentation
bin1100001011001…
…10001111011101
321010011202220210
412011212033131
5202121140103
614045003033
72350045002
oct605461735
9233152823
10102130653
11527172a9
122a253479
131820b551
14d7c78a9
158e75e03
hex61663dd

102130653 has 8 divisors (see below), whose sum is σ = 138406816. Its totient is φ = 66970800.

The previous prime is 102130627. The next prime is 102130669. The reversal of 102130653 is 356031201.

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

It is not a de Polignac number, because 102130653 - 214 = 102114269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102130673) 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, 278863 + ... + 279228.

It is an arithmetic number, because the mean of its divisors is an integer number (17300852).

Almost surely, 2102130653 is an apocalyptic number.

It is an amenable number.

102130653 is a deficient number, since it is larger than the sum of its proper divisors (36276163).

102130653 is an equidigital number, since it uses as much as digits as its factorization.

102130653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558155.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 102130653 is about 10105.9711557079. The cubic root of 102130653 is about 467.4322824123.

Adding to 102130653 its reverse (356031201), we get a palindrome (458161854).

The spelling of 102130653 in words is "one hundred two million, one hundred thirty thousand, six hundred fifty-three".

Divisors: 1 3 61 183 558091 1674273 34043551 102130653