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7040335141 = 72445732237
BaseRepresentation
bin1101000111010001…
…01111110100100101
3200011122122002012101
412203220233310211
5103404311211031
63122334452101
7336315601300
oct64350576445
920148562171
107040335141
112a930a3aa4
121445964031
138827891a8
144ab059b37
152b3135361
hex1a3a2fd25

7040335141 has 12 divisors (see below), whose sum is σ = 8191869228. Its totient is φ = 6033031872.

The previous prime is 7040335139. The next prime is 7040335151. The reversal of 7040335141 is 1415330407.

7040335141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6135588900 + 904746241 = 78330^2 + 30079^2 .

It is not a de Polignac number, because 7040335141 - 21 = 7040335139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7040335111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202275 + ... + 234511.

It is an arithmetic number, because the mean of its divisors is an integer number (682655769).

Almost surely, 27040335141 is an apocalyptic number.

It is an amenable number.

7040335141 is a deficient number, since it is larger than the sum of its proper divisors (1151534087).

7040335141 is a wasteful number, since it uses less digits than its factorization.

7040335141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36708 (or 36701 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 7040335141 is about 83906.7049823791. The cubic root of 7040335141 is about 1916.5983552448.

Adding to 7040335141 its reverse (1415330407), we get a palindrome (8455665548).

The spelling of 7040335141 in words is "seven billion, forty million, three hundred thirty-five thousand, one hundred forty-one".

Divisors: 1 7 49 4457 31199 32237 218393 225659 1579613 143680309 1005762163 7040335141