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10148419 = 79128461
BaseRepresentation
bin100110101101…
…101001000011
3201002121000101
4212231221003
510044222134
61001303231
7152155141
oct46555103
921077011
1010148419
115801726
123494b17
1321442a8
1414c2591
15d56e14
hex9ada43

10148419 has 4 divisors (see below), whose sum is σ = 10276960. Its totient is φ = 10019880.

The previous prime is 10148407. The next prime is 10148441. The reversal of 10148419 is 91484101.

10148419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91484101 = 139658159.

It is a cyclic number.

It is not a de Polignac number, because 10148419 - 27 = 10148291 is a prime.

It is a super-2 number, since 2×101484192 = 205980816399122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10148119) 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, 64152 + ... + 64309.

It is an arithmetic number, because the mean of its divisors is an integer number (2569240).

Almost surely, 210148419 is an apocalyptic number.

10148419 is a deficient number, since it is larger than the sum of its proper divisors (128541).

10148419 is an equidigital number, since it uses as much as digits as its factorization.

10148419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128540.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 10148419 is about 3185.6583307065. The cubic root of 10148419 is about 216.5041023852.

The spelling of 10148419 in words is "ten million, one hundred forty-eight thousand, four hundred nineteen".

Divisors: 1 79 128461 10148419