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10024220417 = 29345662773
BaseRepresentation
bin10010101010111110…
…10111011100000001
3221212121100011021212
421111133113130001
5131012200023132
64334405455505
7503260316261
oct112537273401
927777304255
1010024220417
114284458192
121b39111595
13c39a1a893
146b14697a1
153da0945b2
hex2557d7701

10024220417 has 4 divisors (see below), whose sum is σ = 10369883220. Its totient is φ = 9678557616.

The previous prime is 10024220399. The next prime is 10024220447. The reversal of 10024220417 is 71402242001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71402242001 = 359198892039.

It can be written as a sum of positive squares in 2 ways, for example, as 5248857601 + 4775362816 = 72449^2 + 69104^2 .

It is a cyclic number.

It is not a de Polignac number, because 10024220417 - 222 = 10020026113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10024220392 and 10024220401.

It is not an unprimeable number, because it can be changed into a prime (10024220447) 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, 172831358 + ... + 172831415.

It is an arithmetic number, because the mean of its divisors is an integer number (2592470805).

Almost surely, 210024220417 is an apocalyptic number.

It is an amenable number.

10024220417 is a deficient number, since it is larger than the sum of its proper divisors (345662803).

10024220417 is an equidigital number, since it uses as much as digits as its factorization.

10024220417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345662802.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 10024220417 its reverse (71402242001), we get a palindrome (81426462418).

The spelling of 10024220417 in words is "ten billion, twenty-four million, two hundred twenty thousand, four hundred seventeen".

Divisors: 1 29 345662773 10024220417