Search a number
-
+
148349341 = 721192763
BaseRepresentation
bin10001101011110…
…10000110011101
3101100010221001001
420311322012131
5300434134331
622415350301
73450643240
oct1065720635
9340127031
10148349341
1176815068
1241822391
132497179a
14159b9257
15d055561
hex8d7a19d

148349341 has 4 divisors (see below), whose sum is σ = 169542112. Its totient is φ = 127156572.

The previous prime is 148349329. The next prime is 148349347. The reversal of 148349341 is 143943841.

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 148349341 - 211 = 148347293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148349341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148349347) 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, 10596375 + ... + 10596388.

It is an arithmetic number, because the mean of its divisors is an integer number (42385528).

Almost surely, 2148349341 is an apocalyptic number.

It is an amenable number.

148349341 is a deficient number, since it is larger than the sum of its proper divisors (21192771).

148349341 is an equidigital number, since it uses as much as digits as its factorization.

148349341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21192770.

The product of its digits is 41472, while the sum is 37.

The square root of 148349341 is about 12179.8744246400. The cubic root of 148349341 is about 529.3731059481.

The spelling of 148349341 in words is "one hundred forty-eight million, three hundred forty-nine thousand, three hundred forty-one".

Divisors: 1 7 21192763 148349341