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3129852801 = 37591137437
BaseRepresentation
bin1011101010001101…
…1100001110000001
322002010100222220010
42322203130032001
522402220242201
61234323335133
7140363211165
oct27243341601
98063328803
103129852801
1113667a1809
127342214a9
133ab57b00a
14219968ca5
15134b93bd6
hexba8dc381

3129852801 has 8 divisors (see below), whose sum is σ = 4173717184. Its totient is φ = 2086278480.

The previous prime is 3129852799. The next prime is 3129852833. The reversal of 3129852801 is 1082589213.

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

It is not a de Polignac number, because 3129852801 - 21 = 3129852799 is a prime.

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 3129852801.

It is not an unprimeable number, because it can be changed into a prime (3129852851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45946 + ... + 91491.

It is an arithmetic number, because the mean of its divisors is an integer number (521714648).

Almost surely, 23129852801 is an apocalyptic number.

It is an amenable number.

3129852801 is a deficient number, since it is larger than the sum of its proper divisors (1043864383).

3129852801 is a wasteful number, since it uses less digits than its factorization.

3129852801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145031.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 3129852801 is about 55945.0873714574. The cubic root of 3129852801 is about 1462.7652604399.

The spelling of 3129852801 in words is "three billion, one hundred twenty-nine million, eight hundred fifty-two thousand, eight hundred one".

Divisors: 1 3 7591 22773 137437 412311 1043284267 3129852801