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80190348 = 22374791993
BaseRepresentation
bin1001100011110…
…01101110001100
312120220002110220
410301321232030
5131012042343
611542431340
71662415050
oct461715614
9176802426
1080190348
11412a1217
1222a32550
13137c8c14
14a915c60
157090183
hex4c79b8c

80190348 has 48 divisors (see below), whose sum is σ = 214394880. Its totient is φ = 22852224.

The previous prime is 80190329. The next prime is 80190349. The reversal of 80190348 is 84309108.

It is a super-2 number, since 2×801903482 = 12860983824722208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80190349) 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, 39240 + ... + 41232.

It is an arithmetic number, because the mean of its divisors is an integer number (4466560).

Almost surely, 280190348 is an apocalyptic number.

It is an amenable number.

80190348 is an abundant number, since it is smaller than the sum of its proper divisors (134204532).

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

80190348 is a wasteful number, since it uses less digits than its factorization.

80190348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486 (or 2484 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 80190348 is about 8954.9063646696. The cubic root of 80190348 is about 431.2284109335.

The spelling of 80190348 in words is "eighty million, one hundred ninety thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 479 958 1437 1916 1993 2874 3353 3986 5748 5979 6706 7972 10059 11958 13412 13951 20118 23916 27902 40236 41853 55804 83706 167412 954647 1909294 2863941 3818588 5727882 6682529 11455764 13365058 20047587 26730116 40095174 80190348