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302020302432131 = 11159112872397907
BaseRepresentation
bin100010010101011111001010…
…0110101110110011110000011
31110121100212012011101211221222
41010222332110311312132003
5304041300034410312011
62550202113404505255
7120421150434011303
oct10452762465663603
91417325164354858
10302020302432131
1188262100085038
1229a5968424b22b
13cc6a513bb392a
145481c09815603
1524db393de6ddb
hex112af94d76783

302020302432131 has 8 divisors (see below), whose sum is σ = 302074254224640. Its totient is φ = 301966355480328.

The previous prime is 302020302432103. The next prime is 302020302432157. The reversal of 302020302432131 is 131234203020203.

It is a happy number.

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 302020302432131 - 230 = 302019228690307 is a prime.

It is a super-2 number, since 2×3020203024321312 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 302020302432131.

It is not an unprimeable number, because it can be changed into a prime (302020302432031) 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, 124752680 + ... + 127150586.

It is an arithmetic number, because the mean of its divisors is an integer number (37759281778080).

Almost surely, 2302020302432131 is an apocalyptic number.

302020302432131 is a deficient number, since it is larger than the sum of its proper divisors (53951792509).

302020302432131 is a wasteful number, since it uses less digits than its factorization.

302020302432131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420353.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 302020302432131 its reverse (131234203020203), we get a palindrome (433254505452334).

The spelling of 302020302432131 in words is "three hundred two trillion, twenty billion, three hundred two million, four hundred thirty-two thousand, one hundred thirty-one".

Divisors: 1 11159 11287 2397907 125951633 26758244213 27065176309 302020302432131