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140148875 = 531121191
BaseRepresentation
bin10000101101010…
…00000010001011
3100202201022010002
420112220002023
5241334231000
621523513215
73321150206
oct1026500213
9322638102
10140148875
1172123a19
123ab2880b
1323060039
141488293d
15c4858d5
hex85a808b

140148875 has 8 divisors (see below), whose sum is σ = 174905952. Its totient is φ = 112119000.

The previous prime is 140148847. The next prime is 140148889. The reversal of 140148875 is 578841041.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-140148875 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560471 + ... + 560720.

It is an arithmetic number, because the mean of its divisors is an integer number (21863244).

Almost surely, 2140148875 is an apocalyptic number.

140148875 is a deficient number, since it is larger than the sum of its proper divisors (34757077).

140148875 is an equidigital number, since it uses as much as digits as its factorization.

140148875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121206 (or 1121196 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 38.

The square root of 140148875 is about 11838.4490115893. The cubic root of 140148875 is about 519.4334003539.

The spelling of 140148875 in words is "one hundred forty million, one hundred forty-eight thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 1121191 5605955 28029775 140148875