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80701038 = 23211419941
BaseRepresentation
bin1001100111101…
…10011001101110
312121212001000100
410303312121232
5131124413123
612001411530
71666642665
oct463663156
9177761010
1080701038
114160a980
1223039ba6
13139474c2
14aa09ddc
157141643
hex4cf666e

80701038 has 48 divisors (see below), whose sum is σ = 195419952. Its totient is φ = 23856000.

The previous prime is 80701013. The next prime is 80701039. The reversal of 80701038 is 83010708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80701039) 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, 3148 + ... + 13088.

It is an arithmetic number, because the mean of its divisors is an integer number (4071249).

Almost surely, 280701038 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80701038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97709976).

80701038 is an abundant number, since it is smaller than the sum of its proper divisors (114718914).

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

80701038 is a wasteful number, since it uses less digits than its factorization.

80701038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001 (or 9998 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 80701038 is about 8983.3756461589. The cubic root of 80701038 is about 432.1418965454.

The spelling of 80701038 in words is "eighty million, seven hundred one thousand, thirty-eight".

Divisors: 1 2 3 6 9 11 18 22 33 41 66 82 99 123 198 246 369 451 738 902 1353 2706 4059 8118 9941 19882 29823 59646 89469 109351 178938 218702 328053 407581 656106 815162 984159 1222743 1968318 2445486 3668229 4483391 7336458 8966782 13450173 26900346 40350519 80701038