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1940116073 = 78919915649
BaseRepresentation
bin111001110100011…
…1101001001101001
312000012200002220212
41303220331021221
512433132203243
6520303230505
766035500040
oct16350751151
95005602825
101940116073
11906165a15
124618a8435
1324bc3b19c
1414594b557
15b54d4318
hex73a3d269

1940116073 has 16 divisors (see below), whose sum is σ = 2253600000. Its totient is φ = 1635904512.

The previous prime is 1940116069. The next prime is 1940116081. The reversal of 1940116073 is 3706110491.

It is a cyclic number.

It is not a de Polignac number, because 1940116073 - 22 = 1940116069 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1940116043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116153 + ... + 131801.

It is an arithmetic number, because the mean of its divisors is an integer number (140850000).

Almost surely, 21940116073 is an apocalyptic number.

It is an amenable number.

1940116073 is a deficient number, since it is larger than the sum of its proper divisors (313483927).

1940116073 is a wasteful number, since it uses less digits than its factorization.

1940116073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15944.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 1940116073 is about 44046.7487222383. The cubic root of 1940116073 is about 1247.2185777829.

The spelling of 1940116073 in words is "one billion, nine hundred forty million, one hundred sixteen thousand, seventy-three".

Divisors: 1 7 89 199 623 1393 15649 17711 109543 123977 1392761 3114151 9749327 21799057 277159439 1940116073