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148343331 = 389555593
BaseRepresentation
bin10001101011110…
…00101000100011
3101100010121210110
420311320220203
5300433441311
622415302403
73450616563
oct1065705043
9340117713
10148343331
11768105a4
124181aa03
132496bb26
14159b6da3
15d0538a6
hex8d78a23

148343331 has 8 divisors (see below), whose sum is σ = 200013840. Its totient is φ = 97784192.

The previous prime is 148343297. The next prime is 148343341. The reversal of 148343331 is 133343841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 148343331 - 26 = 148343267 is a prime.

It is a super-2 number, since 2×1483433312 = 44011487704351122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (148343341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277530 + ... + 278063.

It is an arithmetic number, because the mean of its divisors is an integer number (25001730).

Almost surely, 2148343331 is an apocalyptic number.

148343331 is a deficient number, since it is larger than the sum of its proper divisors (51670509).

148343331 is an equidigital number, since it uses as much as digits as its factorization.

148343331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555685.

The product of its digits is 10368, while the sum is 30.

The square root of 148343331 is about 12179.6277036698. The cubic root of 148343331 is about 529.3659571121.

The spelling of 148343331 in words is "one hundred forty-eight million, three hundred forty-three thousand, three hundred thirty-one".

Divisors: 1 3 89 267 555593 1666779 49447777 148343331