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80373055 = 574748859
BaseRepresentation
bin1001100101001…
…10010100111111
312121020101002211
410302212110333
5131033414210
611550401251
71664105530
oct462462477
9177211084
1080373055
1141406514
1222b00227
1313861129
14a962687
1570c938a
hex4ca653f

80373055 has 16 divisors (see below), whose sum is σ = 112573440. Its totient is φ = 53939232.

The previous prime is 80373037. The next prime is 80373091. The reversal of 80373055 is 55037308.

It is a cyclic number.

It is not a de Polignac number, because 80373055 - 213 = 80364863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22785 + ... + 26074.

It is an arithmetic number, because the mean of its divisors is an integer number (7035840).

Almost surely, 280373055 is an apocalyptic number.

80373055 is a deficient number, since it is larger than the sum of its proper divisors (32200385).

80373055 is a wasteful number, since it uses less digits than its factorization.

80373055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48918.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 80373055 is about 8965.1020629996. The cubic root of 80373055 is about 431.5556684703. Note that the first 3 decimals are identical.

The spelling of 80373055 in words is "eighty million, three hundred seventy-three thousand, fifty-five".

Divisors: 1 5 7 35 47 235 329 1645 48859 244295 342013 1710065 2296373 11481865 16074611 80373055