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80450007 = 31123310463
BaseRepresentation
bin1001100101110…
…01000111010111
312121101021122220
410302321013113
5131043400012
611552153423
71664546061
oct462710727
9177337586
1080450007
1141459310
1222b38873
131388a171
14a982731
1570e208c
hex4cb91d7

80450007 has 16 divisors (see below), whose sum is σ = 117531648. Its totient is φ = 48543680.

The previous prime is 80449997. The next prime is 80450023. The reversal of 80450007 is 70005408.

It is a cyclic number.

It is not a de Polignac number, because 80450007 - 27 = 80449879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80450057) 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, 2458 + ... + 12920.

It is an arithmetic number, because the mean of its divisors is an integer number (7345728).

Almost surely, 280450007 is an apocalyptic number.

80450007 is a deficient number, since it is larger than the sum of its proper divisors (37081641).

80450007 is a wasteful number, since it uses less digits than its factorization.

80450007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10710.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 80450007 is about 8969.3927888124. The cubic root of 80450007 is about 431.6933534151.

The spelling of 80450007 in words is "eighty million, four hundred fifty thousand, seven".

Divisors: 1 3 11 33 233 699 2563 7689 10463 31389 115093 345279 2437879 7313637 26816669 80450007