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348280038 = 23237522943
BaseRepresentation
bin10100110000100…
…101010011100110
3220021100110101200
4110300211103212
51203124430123
654320503330
711426221461
oct2460452346
9807313350
10348280038
1116965aa47
129877ab46
1357203382
14343802d8
1520899143
hex14c254e6

348280038 has 24 divisors (see below), whose sum is σ = 775003008. Its totient is φ = 112955472.

The previous prime is 348280027. The next prime is 348280039. The reversal of 348280038 is 830082843.

It is a happy number.

348280038 is a `hidden beast` number, since 348 + 280 + 0 + 38 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 348279984 and 348280011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348280039) 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 11 ways as a sum of consecutive naturals, for example, 260806 + ... + 262137.

It is an arithmetic number, because the mean of its divisors is an integer number (32291792).

Almost surely, 2348280038 is an apocalyptic number.

348280038 is an abundant number, since it is smaller than the sum of its proper divisors (426722970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

348280038 is a wasteful number, since it uses less digits than its factorization.

348280038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522988 (or 522985 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 348280038 is about 18662.2624030421. The cubic root of 348280038 is about 703.5735879245.

The spelling of 348280038 in words is "three hundred forty-eight million, two hundred eighty thousand, thirty-eight".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 522943 1045886 1568829 3137658 4706487 9412974 19348891 38697782 58046673 116093346 174140019 348280038