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10042041019 = 74313515533
BaseRepresentation
bin10010101101000110…
…10110001010111011
3221220211212112120011
421112203112022323
5131031230303034
64340243442351
7503564640343
oct112643261273
927824775504
1010042041019
11429351a05a
121b430863b7
13c4061a00a
146b3987d23
153db914864
hex2568d62bb

10042041019 has 4 divisors (see below), whose sum is σ = 10055557296. Its totient is φ = 10028524744.

The previous prime is 10042041013. The next prime is 10042041047. The reversal of 10042041019 is 91014024001.

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 10042041019 - 23 = 10042041011 is a prime.

It is a super-2 number, since 2×100420410192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10042041011) 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, 6757024 + ... + 6758509.

It is an arithmetic number, because the mean of its divisors is an integer number (2513889324).

Almost surely, 210042041019 is an apocalyptic number.

10042041019 is a deficient number, since it is larger than the sum of its proper divisors (13516277).

10042041019 is an equidigital number, since it uses as much as digits as its factorization.

10042041019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13516276.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 10042041019 in words is "ten billion, forty-two million, forty-one thousand, nineteen".

Divisors: 1 743 13515533 10042041019