Search a number
-
+
3125800001 = 47383317351
BaseRepresentation
bin1011101001001111…
…1110110001000001
322001211202002111102
42322103332301001
522400201100001
61234100424145
7140313601352
oct27223766101
98054662442
103125800001
111364483895
127329a8055
133aa78c3cc
142191d1d29
15134642e6b
hexba4fec41

3125800001 has 8 divisors (see below), whose sum is σ = 3193323264. Its totient is φ = 3058319200.

The previous prime is 3125799961. The next prime is 3125800021. The reversal of 3125800001 is 1000085213.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3125800001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3125800021) 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 7 ways as a sum of consecutive naturals, for example, 171476 + ... + 188826.

It is an arithmetic number, because the mean of its divisors is an integer number (399165408).

Almost surely, 23125800001 is an apocalyptic number.

It is an amenable number.

3125800001 is a deficient number, since it is larger than the sum of its proper divisors (67523263).

3125800001 is a wasteful number, since it uses less digits than its factorization.

3125800001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21231.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 3125800001 is about 55908.8544060778. The cubic root of 3125800001 is about 1462.1336167080.

Adding to 3125800001 its reverse (1000085213), we get a palindrome (4125885214).

The spelling of 3125800001 in words is "three billion, one hundred twenty-five million, eight hundred thousand, one".

Divisors: 1 47 3833 17351 180151 815497 66506383 3125800001