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11969073 = 331133923
BaseRepresentation
bin101101101010…
…001000110001
3211112002111000
4231222020301
511031002243
61104312213
7203510154
oct55521061
924462430
1011969073
1168355a6
124012669
132630bbc
141837c9b
1510b65d3
hexb6a231

11969073 has 16 divisors (see below), whose sum is σ = 17893440. Its totient is φ = 7906752.

The previous prime is 11969059. The next prime is 11969101. The reversal of 11969073 is 37096911.

It is not a de Polignac number, because 11969073 - 210 = 11968049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11969033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1090 + ... + 5012.

It is an arithmetic number, because the mean of its divisors is an integer number (1118340).

Almost surely, 211969073 is an apocalyptic number.

It is an amenable number.

11969073 is a deficient number, since it is larger than the sum of its proper divisors (5924367).

11969073 is a wasteful number, since it uses less digits than its factorization.

11969073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045 (or 4039 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 11969073 is about 3459.6348073171. The cubic root of 11969073 is about 228.7459983175.

The spelling of 11969073 in words is "eleven million, nine hundred sixty-nine thousand, seventy-three".

Divisors: 1 3 9 27 113 339 1017 3051 3923 11769 35307 105921 443299 1329897 3989691 11969073