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148064071 = 487304033
BaseRepresentation
bin10001101001101…
…00011101000111
3101022121102201111
420310310131013
5300401022241
622405305451
73445344451
oct1064643507
9338542644
10148064071
117663a801
1241705287
13248a199c
14159432d1
15ceeac81
hex8d34747

148064071 has 4 divisors (see below), whose sum is σ = 148368592. Its totient is φ = 147759552.

The previous prime is 148064069. The next prime is 148064083. The reversal of 148064071 is 170460841.

148064071 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: 170460841 = 538731643.

It is a cyclic number.

It is not a de Polignac number, because 148064071 - 21 = 148064069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148064471) 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, 151530 + ... + 152503.

It is an arithmetic number, because the mean of its divisors is an integer number (37092148).

Almost surely, 2148064071 is an apocalyptic number.

148064071 is a deficient number, since it is larger than the sum of its proper divisors (304521).

148064071 is an equidigital number, since it uses as much as digits as its factorization.

148064071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304520.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 148064071 is about 12168.1580775399. The cubic root of 148064071 is about 529.0335669324.

The spelling of 148064071 in words is "one hundred forty-eight million, sixty-four thousand, seventy-one".

Divisors: 1 487 304033 148064071