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348048073450 = 25271190402097
BaseRepresentation
bin1010001000010010100…
…10000010001011101010
31020021101001212001112001
411010021102002023222
521200300301322300
6423520250041214
734100645545210
oct5041122021352
91207331761461
10348048073450
11124674078010
125755471920a
1326a893867bc
1412bba52ccb0
1590c09da16a
hex51094822ea

348048073450 has 48 divisors (see below), whose sum is σ = 807109930944. Its totient is φ = 108482515200.

The previous prime is 348048073447. The next prime is 348048073601. The reversal of 348048073450 is 54370840843.

It is a super-2 number, since 2×3480480734502 (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 348048073450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45197199 + ... + 45204898.

It is an arithmetic number, because the mean of its divisors is an integer number (16814790228).

Almost surely, 2348048073450 is an apocalyptic number.

348048073450 is an abundant number, since it is smaller than the sum of its proper divisors (459061857494).

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

348048073450 is a wasteful number, since it uses less digits than its factorization.

348048073450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90402127 (or 90402122 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 348048073450 in words is "three hundred forty-eight billion, forty-eight million, seventy-three thousand, four hundred fifty".

Divisors: 1 2 5 7 10 11 14 22 25 35 50 55 70 77 110 154 175 275 350 385 550 770 1925 3850 90402097 180804194 452010485 632814679 904020970 994423067 1265629358 1988846134 2260052425 3164073395 4520104850 4972115335 6328146790 6960961469 9944230670 13921922938 15820366975 24860576675 31640733950 34804807345 49721153350 69609614690 174024036725 348048073450