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80034090 = 23559103439
BaseRepresentation
bin1001100010100…
…11100100101010
312120121011010120
410301103210222
5130442042330
611535224110
71661164353
oct461234452
9176534116
1080034090
11411a4884
1222978036
1313772a66
14a8b4d2a
15705dc10
hex4c5392a

80034090 has 64 divisors (see below), whose sum is σ = 197683200. Its totient is φ = 20729664.

The previous prime is 80034041. The next prime is 80034103. The reversal of 80034090 is 9043008.

It is a self number, because there is not a number n which added to its sum of digits gives 80034090.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182091 + ... + 182529.

It is an arithmetic number, because the mean of its divisors is an integer number (3088800).

Almost surely, 280034090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80034090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98841600).

80034090 is an abundant number, since it is smaller than the sum of its proper divisors (117649110).

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

80034090 is a wasteful number, since it uses less digits than its factorization.

80034090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 80034090 is about 8946.1773959608. The cubic root of 80034090 is about 430.9481332137.

Adding to 80034090 its reverse (9043008), we get a palindrome (89077098).

The spelling of 80034090 in words is "eighty million, thirty-four thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 59 103 118 177 206 295 309 354 439 515 590 618 878 885 1030 1317 1545 1770 2195 2634 3090 4390 6077 6585 12154 13170 18231 25901 30385 36462 45217 51802 60770 77703 90434 91155 129505 135651 155406 182310 226085 259010 271302 388515 452170 678255 777030 1356510 2667803 5335606 8003409 13339015 16006818 26678030 40017045 80034090