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10042254601 = 31247321383
BaseRepresentation
bin10010101101001000…
…01010010100001001
3221220212021101112121
421112210022110021
5131031304121401
64340252211241
7503566520131
oct112644122411
927825241477
1010042254601
114293655575
121b43169b21
13c406932b2
146b3a01ac1
153db957ca1
hex25690a509

10042254601 has 4 divisors (see below), whose sum is σ = 10042607232. Its totient is φ = 10041901972.

The previous prime is 10042254581. The next prime is 10042254611. The reversal of 10042254601 is 10645224001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10645224001 = 25142411251.

It is a cyclic number.

It is not a de Polignac number, because 10042254601 - 223 = 10033865993 is a prime.

It is a super-3 number, since 3×100422546013 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10042254611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129445 + ... + 191938.

It is an arithmetic number, because the mean of its divisors is an integer number (2510651808).

Almost surely, 210042254601 is an apocalyptic number.

It is an amenable number.

10042254601 is a deficient number, since it is larger than the sum of its proper divisors (352631).

10042254601 is an equidigital number, since it uses as much as digits as its factorization.

10042254601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352630.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 10042254601 its reverse (10645224001), we get a palindrome (20687478602).

The spelling of 10042254601 in words is "ten billion, forty-two million, two hundred fifty-four thousand, six hundred one".

Divisors: 1 31247 321383 10042254601