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10300489 = 19542131
BaseRepresentation
bin100111010010…
…110001001001
3201101022121121
4213102301021
510114103424
61004435241
7153360403
oct47226111
921338547
1010300489
1158a5a01
123548b21
132198584
141521b73
15d86ee4
hex9d2c49

10300489 has 4 divisors (see below), whose sum is σ = 10842640. Its totient is φ = 9758340.

The previous prime is 10300483. The next prime is 10300501. The reversal of 10300489 is 98400301.

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.

It is a cyclic number.

It is not a de Polignac number, because 10300489 - 211 = 10298441 is a prime.

It is a super-2 number, since 2×103004892 = 212200147278242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10300483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271047 + ... + 271084.

It is an arithmetic number, because the mean of its divisors is an integer number (2710660).

Almost surely, 210300489 is an apocalyptic number.

10300489 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10300489 is a deficient number, since it is larger than the sum of its proper divisors (542151).

10300489 is an equidigital number, since it uses as much as digits as its factorization.

10300489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542150.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 10300489 is about 3209.4374896545. The cubic root of 10300489 is about 217.5801545415.

The spelling of 10300489 in words is "ten million, three hundred thousand, four hundred eighty-nine".

Divisors: 1 19 542131 10300489