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80069106 = 23134721841
BaseRepresentation
bin1001100010111…
…00000111110010
312120122221011110
410301130013302
5130444202411
611540054150
71661401425
oct461340762
9176587143
1080069106
1141219117
1222994356
1313785990
14a8c39bc
1570692a6
hex4c5c1f2

80069106 has 32 divisors (see below), whose sum is σ = 176133888. Its totient is φ = 24111360.

The previous prime is 80069083. The next prime is 80069123. The reversal of 80069106 is 60196008.

It is a super-2 number, since 2×800691062 = 12822123471278472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7255 + ... + 14586.

It is an arithmetic number, because the mean of its divisors is an integer number (5504184).

Almost surely, 280069106 is an apocalyptic number.

80069106 is an abundant number, since it is smaller than the sum of its proper divisors (96064782).

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

80069106 is a wasteful number, since it uses less digits than its factorization.

80069106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21906.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 80069106 is about 8948.1342189308. The cubic root of 80069106 is about 431.0109726016.

The spelling of 80069106 in words is "eighty million, sixty-nine thousand, one hundred six".

Divisors: 1 2 3 6 13 26 39 47 78 94 141 282 611 1222 1833 3666 21841 43682 65523 131046 283933 567866 851799 1026527 1703598 2053054 3079581 6159162 13344851 26689702 40034553 80069106