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2830081056901 = 71572719502369
BaseRepresentation
bin101001001011101101111…
…110011110000010000101
3101000112221012210121111021
4221023231332132002011
5332332001222310101
610004042110511141
7411316022033320
oct51135576360205
911015835717437
102830081056901
119a1259a8188a
123985a45054b1
13176b4c6162a7
149ad95d1d7b7
154d93c0aa5a1
hex292edf9e085

2830081056901 has 16 divisors (see below), whose sum is σ = 3266990824960. Its totient is φ = 2401438440960.

The previous prime is 2830081056893. The next prime is 2830081057009. The reversal of 2830081056901 is 1096501800382.

It is a cyclic number.

It is not a de Polignac number, because 2830081056901 - 23 = 2830081056893 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 (2830081056601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4453356 + ... + 5049013.

It is an arithmetic number, because the mean of its divisors is an integer number (204186926560).

Almost surely, 22830081056901 is an apocalyptic number.

It is an amenable number.

2830081056901 is a deficient number, since it is larger than the sum of its proper divisors (436909768059).

2830081056901 is a wasteful number, since it uses less digits than its factorization.

2830081056901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9502804.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 2830081056901 in words is "two trillion, eight hundred thirty billion, eighty-one million, fifty-six thousand, nine hundred one".

Divisors: 1 7 157 271 1099 1897 42547 297829 9502369 66516583 1491871933 2575141999 10443103531 18025993993 404297293843 2830081056901