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10042241223 = 37478201963
BaseRepresentation
bin10010101101001000…
…00111000011000111
3221220212020201012010
421112210013003013
5131031303204343
64340252025303
7503566433130
oct112644070307
927825221163
1010042241223
114293646513
121b43162233
13c4068a191
146b39dac87
153db953d33
hex2569070c7

10042241223 has 8 divisors (see below), whose sum is σ = 15302462848. Its totient is φ = 5738423544.

The previous prime is 10042241221. The next prime is 10042241263. The reversal of 10042241223 is 32214224001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10042241223 - 21 = 10042241221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 478201963 = 10042241223 / (1 + 0 + 0 + 4 + 2 + 2 + 4 + 1 + 2 + 2 + 3).

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 10042241223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042241221) 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, 239100961 + ... + 239101002.

It is an arithmetic number, because the mean of its divisors is an integer number (1912807856).

Almost surely, 210042241223 is an apocalyptic number.

10042241223 is a deficient number, since it is larger than the sum of its proper divisors (5260221625).

10042241223 is an equidigital number, since it uses as much as digits as its factorization.

10042241223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478201973.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10042241223 its reverse (32214224001), we get a palindrome (42256465224).

The spelling of 10042241223 in words is "ten billion, forty-two million, two hundred forty-one thousand, two hundred twenty-three".

Divisors: 1 3 7 21 478201963 1434605889 3347413741 10042241223