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10454489 = 23454543
BaseRepresentation
bin100111111000…
…010111011001
3201200010212022
4213320113121
510134020424
61012024225
7154601363
oct47702731
921603768
1010454489
1159a0681
123602075
1322206b6
141561d33
15db795e
hex9f85d9

10454489 has 4 divisors (see below), whose sum is σ = 10909056. Its totient is φ = 9999924.

The previous prime is 10454459. The next prime is 10454491. The reversal of 10454489 is 98445401.

It is a happy number.

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 10454489 - 28 = 10454233 is a prime.

It is a super-2 number, since 2×104544892 = 218592680502242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10454419) 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, 227249 + ... + 227294.

It is an arithmetic number, because the mean of its divisors is an integer number (2727264).

Almost surely, 210454489 is an apocalyptic number.

It is an amenable number.

10454489 is a deficient number, since it is larger than the sum of its proper divisors (454567).

10454489 is an equidigital number, since it uses as much as digits as its factorization.

10454489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454566.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 10454489 is about 3233.3402233604. The cubic root of 10454489 is about 218.6591237215.

The spelling of 10454489 in words is "ten million, four hundred fifty-four thousand, four hundred eighty-nine".

Divisors: 1 23 454543 10454489