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10042240223 = 311699190667
BaseRepresentation
bin10010101101001000…
…00110110011011111
3221220212020122211002
421112210012303133
5131031303141343
64340252020515
7503566430201
oct112644066337
927825218732
1010042240223
114293645794
121b4316173b
13c406898a2
146b39da771
153db9538b8
hex256906cdf

10042240223 has 8 divisors (see below), whose sum is σ = 10372339200. Its totient is φ = 9712526040.

The previous prime is 10042240217. The next prime is 10042240231. The reversal of 10042240223 is 32204224001.

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 10042240223 - 220 = 10041191647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10042240195 and 10042240204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042240723) 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, 42665 + ... + 148002.

It is an arithmetic number, because the mean of its divisors is an integer number (1296542400).

Almost surely, 210042240223 is an apocalyptic number.

10042240223 is a deficient number, since it is larger than the sum of its proper divisors (330098977).

10042240223 is a wasteful number, since it uses less digits than its factorization.

10042240223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192397.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 10042240223 its reverse (32204224001), we get a palindrome (42246464224).

The spelling of 10042240223 in words is "ten billion, forty-two million, two hundred forty thousand, two hundred twenty-three".

Divisors: 1 31 1699 52669 190667 5910677 323943233 10042240223