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140246763 = 3137341233
BaseRepresentation
bin10000101101111…
…11111011101011
3100202220021101120
420112333323223
5241400344023
621525550323
73322035456
oct1026777353
9322807346
10140246763
1172190518
123ab753a3
1323095767
14148aa49d
15c4a48e3
hex85bfeeb

140246763 has 8 divisors (see below), whose sum is σ = 188361168. Its totient is φ = 92815104.

The previous prime is 140246749. The next prime is 140246783. The reversal of 140246763 is 367642041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140246763 - 28 = 140246507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140246713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170206 + ... + 171027.

It is an arithmetic number, because the mean of its divisors is an integer number (23545146).

Almost surely, 2140246763 is an apocalyptic number.

140246763 is a deficient number, since it is larger than the sum of its proper divisors (48114405).

140246763 is a wasteful number, since it uses less digits than its factorization.

140246763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341373.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 140246763 is about 11842.5826152913. The cubic root of 140246763 is about 519.5543062198.

The spelling of 140246763 in words is "one hundred forty million, two hundred forty-six thousand, seven hundred sixty-three".

Divisors: 1 3 137 411 341233 1023699 46748921 140246763