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348613739980 = 225119071747087
BaseRepresentation
bin1010001001010101111…
…11111000010111001100
31020022211111020220010021
411010222333320113030
521202430104134410
6424052334151524
734120654616602
oct5045277702714
91208744226107
10348613739980
11124934405710
12576920525a4
1326b49620b1c
1412c316d9872
1591054c4eda
hex512aff85cc

348613739980 has 48 divisors (see below), whose sum is σ = 799523375616. Its totient is φ = 126628793280.

The previous prime is 348613739909. The next prime is 348613739987. The reversal of 348613739980 is 89937316843.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (348613739987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674004 + ... + 1073083.

It is an arithmetic number, because the mean of its divisors is an integer number (16656736992).

Almost surely, 2348613739980 is an apocalyptic number.

It is an amenable number.

348613739980 is an abundant number, since it is smaller than the sum of its proper divisors (450909635636).

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

348613739980 is a wasteful number, since it uses less digits than its factorization.

348613739980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748014 (or 1748012 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 348613739980 in words is "three hundred forty-eight billion, six hundred thirteen million, seven hundred thirty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 907 1814 3628 4535 9070 9977 18140 19954 39908 49885 99770 199540 1747087 3494174 6988348 8735435 17470870 19217957 34941740 38435914 76871828 96089785 192179570 384359140 1584607909 3169215818 6338431636 7923039545 15846079090 17430686999 31692158180 34861373998 69722747996 87153434995 174306869990 348613739980