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10290481 = 311372423
BaseRepresentation
bin100111010000…
…010100110001
3201100210212221
4213100110301
510113243411
61004321041
7153316255
oct47202461
921323787
1010290481
115899433
123543181
132193b56
14151c265
15d84071
hex9d0531

10290481 has 8 divisors (see below), whose sum is σ = 10704384. Its totient is φ = 9881760.

The previous prime is 10290451. The next prime is 10290487. The reversal of 10290481 is 18409201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10290481 - 211 = 10288433 is a prime.

It is a super-2 number, since 2×102904812 = 211787998422722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10290487) 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, 3036 + ... + 5458.

It is an arithmetic number, because the mean of its divisors is an integer number (1338048).

Almost surely, 210290481 is an apocalyptic number.

It is an amenable number.

10290481 is a deficient number, since it is larger than the sum of its proper divisors (413903).

10290481 is a wasteful number, since it uses less digits than its factorization.

10290481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 10290481 is about 3207.8779590252. The cubic root of 10290481 is about 217.5096644316.

Adding to 10290481 its reverse (18409201), we get a palindrome (28699682).

The spelling of 10290481 in words is "ten million, two hundred ninety thousand, four hundred eighty-one".

Divisors: 1 31 137 2423 4247 75113 331951 10290481