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148206818 = 2449165041
BaseRepresentation
bin10001101010101…
…11010011100010
3101022212200112102
420311113103202
5300420104233
622412330402
73446510564
oct1065272342
9338780472
10148206818
1176727a81
1241773a02
1324921956
141597d334
15d0281e8
hex8d574e2

148206818 has 8 divisors (see below), whose sum is σ = 222806700. Its totient is φ = 73937920.

The previous prime is 148206811. The next prime is 148206827. The reversal of 148206818 is 818602841.

148206818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 137428729 + 10778089 = 11723^2 + 3283^2 .

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

It is not an unprimeable number, because it can be changed into a prime (148206811) 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, 81623 + ... + 83418.

Almost surely, 2148206818 is an apocalyptic number.

148206818 is a deficient number, since it is larger than the sum of its proper divisors (74599882).

148206818 is a wasteful number, since it uses less digits than its factorization.

148206818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165492.

The product of its (nonzero) digits is 24576, while the sum is 38.

The square root of 148206818 is about 12174.0222605349. The cubic root of 148206818 is about 529.2035242092.

The spelling of 148206818 in words is "one hundred forty-eight million, two hundred six thousand, eight hundred eighteen".

Divisors: 1 2 449 898 165041 330082 74103409 148206818