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10302042223 = 11936549293
BaseRepresentation
bin10011001100000110…
…01011000001101111
3222120222002222011101
421212003023001233
5132044310322343
64422132303531
7513202625344
oct114603130157
928528088141
1010302042223
114407263890
121bb6171ba7
13c82451995
146da3087cb
15404671e4d
hex2660cb06f

10302042223 has 4 divisors (see below), whose sum is σ = 11238591528. Its totient is φ = 9365492920.

The previous prime is 10302042197. The next prime is 10302042229. The reversal of 10302042223 is 32224020301.

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 10302042223 - 225 = 10268487791 is a prime.

It is a super-2 number, since 2×103020422232 (a number of 21 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 10302042223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302042229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468274636 + ... + 468274657.

It is an arithmetic number, because the mean of its divisors is an integer number (2809647882).

Almost surely, 210302042223 is an apocalyptic number.

10302042223 is a deficient number, since it is larger than the sum of its proper divisors (936549305).

10302042223 is an equidigital number, since it uses as much as digits as its factorization.

10302042223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936549304.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 10302042223 its reverse (32224020301), we get a palindrome (42526062524).

The spelling of 10302042223 in words is "ten billion, three hundred two million, forty-two thousand, two hundred twenty-three".

Divisors: 1 11 936549293 10302042223