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140033043 = 3413712619
BaseRepresentation
bin10000101100010…
…11110000010011
3100202111102020000
420112023300103
5241322024133
621521221043
73320155413
oct1026136023
9322442200
10140033043
1172054997
123aa91783
132301c3b7
1414852643
15c461413
hex858bc13

140033043 has 20 divisors (see below), whose sum is σ = 210728760. Its totient is φ = 92666592.

The previous prime is 140033041. The next prime is 140033051. The reversal of 140033043 is 340330041.

It is not a de Polignac number, because 140033043 - 21 = 140033041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140033041) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4788 + ... + 17406.

It is an arithmetic number, because the mean of its divisors is an integer number (10536438).

Almost surely, 2140033043 is an apocalyptic number.

140033043 is a deficient number, since it is larger than the sum of its proper divisors (70695717).

140033043 is a wasteful number, since it uses less digits than its factorization.

140033043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12768 (or 12759 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 140033043 is about 11833.5558054204. Note that the first 3 decimals coincide. The cubic root of 140033043 is about 519.2902583008.

Adding to 140033043 its reverse (340330041), we get a palindrome (480363084).

It can be divided in two parts, 1400 and 33043, that added together give a palindrome (34443).

The spelling of 140033043 in words is "one hundred forty million, thirty-three thousand, forty-three".

Divisors: 1 3 9 27 81 137 411 1233 3699 11097 12619 37857 113571 340713 1022139 1728803 5186409 15559227 46677681 140033043