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2140400141 = 111910241149
BaseRepresentation
bin111111110010011…
…1110101000001101
312112011112121000022
41333210332220031
513340420301031
6552220111525
7104020046435
oct17744765015
95464477008
102140400141
119a9222340
124b89955a5
13281594879
141643a52c5
15c7d9797b
hex7f93ea0d

2140400141 has 8 divisors (see below), whose sum is σ = 2457876000. Its totient is φ = 1843406640.

The previous prime is 2140400137. The next prime is 2140400149. The reversal of 2140400141 is 1410040412.

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

It is a cyclic number.

It is not a de Polignac number, because 2140400141 - 22 = 2140400137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140400149) 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, 5120366 + ... + 5120783.

It is an arithmetic number, because the mean of its divisors is an integer number (307234500).

Almost surely, 22140400141 is an apocalyptic number.

It is an amenable number.

2140400141 is a deficient number, since it is larger than the sum of its proper divisors (317475859).

2140400141 is a wasteful number, since it uses less digits than its factorization.

2140400141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10241179.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2140400141 is about 46264.4587237331. The cubic root of 2140400141 is about 1288.7390561032.

Adding to 2140400141 its reverse (1410040412), we get a palindrome (3550440553).

The spelling of 2140400141 in words is "two billion, one hundred forty million, four hundred thousand, one hundred forty-one".

Divisors: 1 11 19 209 10241149 112652639 194581831 2140400141