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7125000741 = 321941666671
BaseRepresentation
bin1101010001010111…
…01110001000100101
3200101112221112120100
412220223232020211
5104043000010431
63135001254313
7341364335625
oct65053561045
920345845510
107125000741
113026971571
12146a194399
13897191091
144b83b8885
152ba7ab4e6
hex1a8aee225

7125000741 has 12 divisors (see below), whose sum is σ = 10833334720. Its totient is φ = 4500000360.

The previous prime is 7125000647. The next prime is 7125000763. The reversal of 7125000741 is 1470005217.

It is not a de Polignac number, because 7125000741 - 213 = 7124992549 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 (7125000341) 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, 20833165 + ... + 20833506.

Almost surely, 27125000741 is an apocalyptic number.

It is an amenable number.

7125000741 is a deficient number, since it is larger than the sum of its proper divisors (3708333979).

7125000741 is a wasteful number, since it uses less digits than its factorization.

7125000741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41666696 (or 41666693 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 7125000741 is about 84409.7194699757. The cubic root of 7125000741 is about 1924.2506323458.

Adding to 7125000741 its reverse (1470005217), we get a palindrome (8595005958).

The spelling of 7125000741 in words is "seven billion, one hundred twenty-five million, seven hundred forty-one", and thus it is an aban number.

Divisors: 1 3 9 19 57 171 41666671 125000013 375000039 791666749 2375000247 7125000741