Search a number
-
+
3021112005 = 351910600393
BaseRepresentation
bin1011010000010010…
…1000001011000101
321210112202101120020
42310010220023011
522141401041010
61215440525353
7134603012502
oct26404501305
97715671506
103021112005
11131038018a
12703920859
13391b96b52
142093404a9
1512a364470
hexb41282c5

3021112005 has 16 divisors (see below), whose sum is σ = 5088189120. Its totient is φ = 1526456448.

The previous prime is 3021112001. The next prime is 3021112063. The reversal of 3021112005 is 5002111203.

It is not a de Polignac number, because 3021112005 - 22 = 3021112001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3021112001) 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, 5299912 + ... + 5300481.

It is an arithmetic number, because the mean of its divisors is an integer number (318011820).

Almost surely, 23021112005 is an apocalyptic number.

It is an amenable number.

3021112005 is a deficient number, since it is larger than the sum of its proper divisors (2067077115).

3021112005 is a wasteful number, since it uses less digits than its factorization.

3021112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10600420.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 3021112005 is about 54964.6432263505. The cubic root of 3021112005 is about 1445.6248627515.

Adding to 3021112005 its reverse (5002111203), we get a palindrome (8023223208).

The spelling of 3021112005 in words is "three billion, twenty-one million, one hundred twelve thousand, five".

Divisors: 1 3 5 15 19 57 95 285 10600393 31801179 53001965 159005895 201407467 604222401 1007037335 3021112005