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146068501 = 971150431
BaseRepresentation
bin10001011010011…
…01010000010101
3101011212001022111
420231031100111
5244343143001
622254431021
73422363455
oct1055152025
9334761274
10146068501
11754a7477
1240b02471
1324353587
1415583d65
15cc54851
hex8b4d415

146068501 has 4 divisors (see below), whose sum is σ = 146219904. Its totient is φ = 145917100.

The previous prime is 146068487. The next prime is 146068511. The reversal of 146068501 is 105860641.

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, and also an emirpimes, since its reverse is a distinct semiprime: 105860641 = 811130531.

It is a cyclic number.

It is not a de Polignac number, because 146068501 - 29 = 146067989 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146068511) 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, 74245 + ... + 76186.

It is an arithmetic number, because the mean of its divisors is an integer number (36554976).

Almost surely, 2146068501 is an apocalyptic number.

It is an amenable number.

146068501 is a deficient number, since it is larger than the sum of its proper divisors (151403).

146068501 is an equidigital number, since it uses as much as digits as its factorization.

146068501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151402.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 146068501 is about 12085.8802327344. The cubic root of 146068501 is about 526.6460818656.

The spelling of 146068501 in words is "one hundred forty-six million, sixty-eight thousand, five hundred one".

Divisors: 1 971 150431 146068501