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80010007 = 71117193217
BaseRepresentation
bin1001100010011…
…01101100010111
312120112221002121
410301031230113
5130440310012
611534520411
71661034220
oct461155427
9176487077
1080010007
1141188780
1222966107
1313764acc
14a8aa247
157056a07
hex4c4db17

80010007 has 32 divisors (see below), whose sum is σ = 111214080. Its totient is φ = 55572480.

The previous prime is 80010001. The next prime is 80010023. The reversal of 80010007 is 70001008.

It is a cyclic number.

It is not a de Polignac number, because 80010007 - 219 = 79485719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80010001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23263 + ... + 26479.

It is an arithmetic number, because the mean of its divisors is an integer number (3475440).

Almost surely, 280010007 is an apocalyptic number.

80010007 is a deficient number, since it is larger than the sum of its proper divisors (31204073).

80010007 is a wasteful number, since it uses less digits than its factorization.

80010007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 80010007 is about 8944.8313008128. The cubic root of 80010007 is about 430.9049034473.

The spelling of 80010007 in words is "eighty million, ten thousand, seven".

Divisors: 1 7 11 17 19 77 119 133 187 209 323 1309 1463 2261 3217 3553 22519 24871 35387 54689 61123 247709 382823 427861 601579 672353 1039091 4211053 4706471 7273637 11430001 80010007