[go: up one dir, main page]

Search a number
-
+
10621241 is a prime number
BaseRepresentation
bin101000100001…
…000100111001
3201222121121022
4220201010321
510204334431
61015352225
7156164501
oct50410471
921877538
1010621241
115aa4994
123682675
13227b577
1415a6a01
15dec07b
hexa21139

10621241 has 2 divisors, whose sum is σ = 10621242. Its totient is φ = 10621240.

The previous prime is 10621213. The next prime is 10621283. The reversal of 10621241 is 14212601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6996025 + 3625216 = 2645^2 + 1904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10621241 is a prime.

It is a super-2 number, since 2×106212412 = 225621520760162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10621211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5310620 + 5310621.

It is an arithmetic number, because the mean of its divisors is an integer number (5310621).

Almost surely, 210621241 is an apocalyptic number.

It is an amenable number.

10621241 is a deficient number, since it is larger than the sum of its proper divisors (1).

10621241 is an equidigital number, since it uses as much as digits as its factorization.

10621241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 10621241 is about 3259.0245473147. The cubic root of 10621241 is about 219.8155547731.

Adding to 10621241 its reverse (14212601), we get a palindrome (24833842).

The spelling of 10621241 in words is "ten million, six hundred twenty-one thousand, two hundred forty-one".