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3011013131 = 72961243157
BaseRepresentation
bin1011001101111000…
…0110101000001011
321202211202022111212
42303132012220023
522131304410011
61214440243335
7134421121640
oct26336065013
97684668455
103011013131
111305702805
1270047054b
1338ca6c299
14207c71dc7
1512951c08b
hexb3786a0b

3011013131 has 16 divisors (see below), whose sum is σ = 3618191040. Its totient is φ = 2451012480.

The previous prime is 3011013127. The next prime is 3011013133. The reversal of 3011013131 is 1313101103.

It is a happy number.

3011013131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3011013131 - 22 = 3011013127 is a prime.

It is a super-2 number, since 2×30110131312 = 18132400150108846322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3011013133) 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, 109196 + ... + 133961.

It is an arithmetic number, because the mean of its divisors is an integer number (226136940).

Almost surely, 23011013131 is an apocalyptic number.

3011013131 is a deficient number, since it is larger than the sum of its proper divisors (607177909).

3011013131 is a wasteful number, since it uses less digits than its factorization.

3011013131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243254.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 3011013131 is about 54872.6993230696. The cubic root of 3011013131 is about 1444.0122687997.

Adding to 3011013131 its reverse (1313101103), we get a palindrome (4324114234).

The spelling of 3011013131 in words is "three billion, eleven million, thirteen thousand, one hundred thirty-one".

Divisors: 1 7 29 61 203 427 1769 12383 243157 1702099 7051553 14832577 49360871 103828039 430144733 3011013131