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348621068970 = 23257013552341
BaseRepresentation
bin1010001001010110110…
…11110101101010101010
31020022212000001020121100
411010223123311222222
521202433443201340
6424053155222230
734121104123116
oct5045333655252
91208760036540
10348621068970
11124938561029
12576945a7976
1326b4acb89c5
1412c32686746
159105e71830
hex512b6f5aaa

348621068970 has 48 divisors (see below), whose sum is σ = 906545668392. Its totient is φ = 92952193920.

The previous prime is 348621068921. The next prime is 348621068977. The reversal of 348621068970 is 79860126843.

348621068970 is a `hidden beast` number, since 3 + 4 + 8 + 621 + 0 + 6 + 8 + 9 + 7 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 217737024129 + 130884044841 = 466623^2 + 361779^2 .

It is not an unprimeable number, because it can be changed into a prime (348621068977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355000 + ... + 907340.

Almost surely, 2348621068970 is an apocalyptic number.

348621068970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

348621068970 is an abundant number, since it is smaller than the sum of its proper divisors (557924599422).

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

348621068970 is a wasteful number, since it uses less digits than its factorization.

348621068970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559367 (or 559364 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 348621068970 in words is "three hundred forty-eight billion, six hundred twenty-one million, sixty-eight thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 7013 14026 21039 35065 42078 63117 70130 105195 126234 210390 315585 552341 631170 1104682 1657023 2761705 3314046 4971069 5523410 8285115 9942138 16570230 24855345 49710690 3873567433 7747134866 11620702299 19367837165 23241404598 34862106897 38735674330 58103511495 69724213794 116207022990 174310534485 348621068970