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10023023042 = 25011511521
BaseRepresentation
bin10010101010110101…
…10011000111000010
3221212112002022210122
421111122303013002
5131011343214132
64334324100242
7503244201344
oct112532630702
927775068718
1010023023042
11428380a61a
121b38834682
13c396bb886
146b1237294
153d9e09912
hex2556b31c2

10023023042 has 4 divisors (see below), whose sum is σ = 15034534566. Its totient is φ = 5011511520.

The previous prime is 10023022993. The next prime is 10023023063. The reversal of 10023023042 is 24032032001.

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

It can be written as a sum of positive squares in only one way, i.e., 6890494081 + 3132528961 = 83009^2 + 55969^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10023023042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505755759 + ... + 2505755762.

Almost surely, 210023023042 is an apocalyptic number.

10023023042 is a deficient number, since it is larger than the sum of its proper divisors (5011511524).

10023023042 is an equidigital number, since it uses as much as digits as its factorization.

10023023042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011511523.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 10023023042 its reverse (24032032001), we get a palindrome (34055055043).

The spelling of 10023023042 in words is "ten billion, twenty-three million, twenty-three thousand, forty-two".

Divisors: 1 2 5011511521 10023023042