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140053222151 = 185037569217
BaseRepresentation
bin1000001001101111010…
…0101001001100000111
3111101111112211211210222
42002123310221030013
54243312111102101
6144201202334555
713055435513633
oct2023364511407
9441445754728
10140053222151
115443a435797
122318765a45b
131028c907bab
146ac8723dc3
15399a73601b
hex209bd29307

140053222151 has 4 divisors (see below), whose sum is σ = 140060809872. Its totient is φ = 140045634432.

The previous prime is 140053222129. The next prime is 140053222159. The reversal of 140053222151 is 151222350041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140053222151 - 26 = 140053222087 is a prime.

It is a super-2 number, since 2×1400532221512 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140053222151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140053222159) 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 3 ways as a sum of consecutive naturals, for example, 3766106 + ... + 3803111.

It is an arithmetic number, because the mean of its divisors is an integer number (35015202468).

Almost surely, 2140053222151 is an apocalyptic number.

140053222151 is a deficient number, since it is larger than the sum of its proper divisors (7587721).

140053222151 is an equidigital number, since it uses as much as digits as its factorization.

140053222151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7587720.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 140053222151 its reverse (151222350041), we get a palindrome (291275572192).

The spelling of 140053222151 in words is "one hundred forty billion, fifty-three million, two hundred twenty-two thousand, one hundred fifty-one".

Divisors: 1 18503 7569217 140053222151