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10302131423 = 59174612397
BaseRepresentation
bin10011001100000111…
…00000110011011111
3222120222021111112002
421212003200303133
5132044321201143
64422134232515
7513203446403
oct114603406337
928528244462
1010302131423
114407314901
121bb61b573b
13c8248346c
146da32d103
1540468d5b8
hex2660e0cdf

10302131423 has 4 divisors (see below), whose sum is σ = 10476743880. Its totient is φ = 10127518968.

The previous prime is 10302131387. The next prime is 10302131429. The reversal of 10302131423 is 32413120301.

10302131423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10302131423 - 28 = 10302131167 is a prime.

It is a super-3 number, since 3×103021314233 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10302131395 and 10302131404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302131429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87306140 + ... + 87306257.

It is an arithmetic number, because the mean of its divisors is an integer number (2619185970).

Almost surely, 210302131423 is an apocalyptic number.

10302131423 is a deficient number, since it is larger than the sum of its proper divisors (174612457).

10302131423 is an equidigital number, since it uses as much as digits as its factorization.

10302131423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174612456.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10302131423 its reverse (32413120301), we get a palindrome (42715251724).

The spelling of 10302131423 in words is "ten billion, three hundred two million, one hundred thirty-one thousand, four hundred twenty-three".

Divisors: 1 59 174612397 10302131423