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3102012011 = 71313382783
BaseRepresentation
bin1011100011100100…
…1111001001101011
322000011222112111202
42320321033021223
522323103341021
61231450514415
7136604444540
oct27071171153
98004875452
103102012011
11135200659a
12726a35a0b
133a5880a87
14215d9cbc7
151324e4a0b
hexb8e4f26b

3102012011 has 8 divisors (see below), whose sum is σ = 3572219904. Its totient is φ = 2638569960.

The previous prime is 3102012007. The next prime is 3102012019. The reversal of 3102012011 is 1102102013.

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

It is a cyclic number.

It is not a de Polignac number, because 3102012011 - 22 = 3102012007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3102011983 and 3102012001.

It is not an unprimeable number, because it can be changed into a prime (3102012019) 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, 1690475 + ... + 1692308.

It is an arithmetic number, because the mean of its divisors is an integer number (446527488).

Almost surely, 23102012011 is an apocalyptic number.

3102012011 is a deficient number, since it is larger than the sum of its proper divisors (470207893).

3102012011 is a wasteful number, since it uses less digits than its factorization.

3102012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382921.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 3102012011 is about 55695.7090896597. The cubic root of 3102012011 is about 1458.4151205839.

Adding to 3102012011 its reverse (1102102013), we get a palindrome (4204114024).

The spelling of 3102012011 in words is "three billion, one hundred two million, twelve thousand, eleven".

Divisors: 1 7 131 917 3382783 23679481 443144573 3102012011