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10241231405 = 52048246281
BaseRepresentation
bin10011000100110110…
…01100101000101101
3222102201200110101212
421202123030220231
5131433223401110
64412121044205
7511534013336
oct114233145055
928381613355
1010241231405
1143859a9809
121b99926665
13c7297c952
146d21d928d
153ee15de05
hex2626cca2d

10241231405 has 4 divisors (see below), whose sum is σ = 12289477692. Its totient is φ = 8192985120.

The previous prime is 10241231389. The next prime is 10241231417. The reversal of 10241231405 is 50413214201.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6473972521 + 3767258884 = 80461^2 + 61378^2 .

It is not a de Polignac number, because 10241231405 - 24 = 10241231389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024123136 + ... + 1024123145.

It is an arithmetic number, because the mean of its divisors is an integer number (3072369423).

Almost surely, 210241231405 is an apocalyptic number.

It is an amenable number.

10241231405 is a deficient number, since it is larger than the sum of its proper divisors (2048246287).

10241231405 is an equidigital number, since it uses as much as digits as its factorization.

10241231405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048246286.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 10241231405 its reverse (50413214201), we get a palindrome (60654445606).

The spelling of 10241231405 in words is "ten billion, two hundred forty-one million, two hundred thirty-one thousand, four hundred five".

Divisors: 1 5 2048246281 10241231405