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146480713 = 521281153
BaseRepresentation
bin10001011101100…
…01111001001001
3101012121222202121
420232301321021
5244444340323
622311331241
73426031321
oct1056617111
9335558677
10146480713
1175759145
1241080b21
13244690a2
1415650281
15ccd6a5d
hex8bb1e49

146480713 has 4 divisors (see below), whose sum is σ = 146762388. Its totient is φ = 146199040.

The previous prime is 146480681. The next prime is 146480771. The reversal of 146480713 is 317084641.

It is a happy number.

146480713 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: 317084641 = 1603319777.

It can be written as a sum of positive squares in 2 ways, for example, as 26183689 + 120297024 = 5117^2 + 10968^2 .

It is a cyclic number.

It is not a de Polignac number, because 146480713 - 25 = 146480681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146480783) 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, 140056 + ... + 141097.

It is an arithmetic number, because the mean of its divisors is an integer number (36690597).

Almost surely, 2146480713 is an apocalyptic number.

It is an amenable number.

146480713 is a deficient number, since it is larger than the sum of its proper divisors (281675).

146480713 is an equidigital number, since it uses as much as digits as its factorization.

146480713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281674.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 146480713 is about 12102.9216720592. The cubic root of 146480713 is about 527.1410230297.

The spelling of 146480713 in words is "one hundred forty-six million, four hundred eighty thousand, seven hundred thirteen".

Divisors: 1 521 281153 146480713