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348863076 = 22329690641
BaseRepresentation
bin10100110010110…
…011101001100100
3220022110002011200
4110302303221210
51203302104301
654341202500
711434200342
oct2462635144
9808402150
10348863076
11169a18aa1
1298a00430
1357378873
1434492992
1520961c86
hex14cb3a64

348863076 has 18 divisors (see below), whose sum is σ = 881848422. Its totient is φ = 116287680.

The previous prime is 348863063. The next prime is 348863083. The reversal of 348863076 is 670368843.

348863076 is a `hidden beast` number, since 3 + 4 + 8 + 8 + 630 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 306950400 + 41912676 = 17520^2 + 6474^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4845285 + ... + 4845356.

It is an arithmetic number, because the mean of its divisors is an integer number (48991579).

Almost surely, 2348863076 is an apocalyptic number.

348863076 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

348863076 is an abundant number, since it is smaller than the sum of its proper divisors (532985346).

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

348863076 is a wasteful number, since it uses less digits than its factorization.

348863076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690651 (or 9690646 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 348863076 is about 18677.8766459145. The cubic root of 348863076 is about 703.9659747028.

It can be divided in two parts, 3488 and 63076, that added together give a square (66564 = 2582).

The spelling of 348863076 in words is "three hundred forty-eight million, eight hundred sixty-three thousand, seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 9690641 19381282 29071923 38762564 58143846 87215769 116287692 174431538 348863076