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2141739699 = 311538913759
BaseRepresentation
bin111111110101000…
…0101101010110011
312112021001122112120
41333222011222303
513341241132244
6552304525323
7104034326031
oct17752055263
95467048476
102141739699
119a9a57810
124b9320843
132819434c8
14164633551
15c805e819
hex7fa85ab3

2141739699 has 32 divisors (see below), whose sum is σ = 3209932800. Its totient is φ = 1259132160.

The previous prime is 2141739671. The next prime is 2141739703. The reversal of 2141739699 is 9969371412.

It is not a de Polignac number, because 2141739699 - 28 = 2141739443 is a prime.

It is a super-2 number, since 2×21417396992 = 9174097876545221202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2141739199) 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 31 ways as a sum of consecutive naturals, for example, 148782 + ... + 162540.

It is an arithmetic number, because the mean of its divisors is an integer number (100310400).

Almost surely, 22141739699 is an apocalyptic number.

2141739699 is a deficient number, since it is larger than the sum of its proper divisors (1068193101).

2141739699 is a wasteful number, since it uses less digits than its factorization.

2141739699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13915.

The product of its digits is 734832, while the sum is 51.

The square root of 2141739699 is about 46278.9336415609. The cubic root of 2141739699 is about 1289.0078501890.

It can be divided in two parts, 21417 and 39699, that added together give a palindrome (61116).

The spelling of 2141739699 in words is "two billion, one hundred forty-one million, seven hundred thirty-nine thousand, six hundred ninety-nine".

Divisors: 1 3 11 33 53 89 159 267 583 979 1749 2937 4717 13759 14151 41277 51887 151349 155661 454047 729227 1224551 2187681 3673653 8021497 13470061 24064491 40410183 64901203 194703609 713913233 2141739699