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930431741 = 1409660349
BaseRepresentation
bin110111011101010…
…100001011111101
32101211202211101212
4313131110023331
53401142303431
6232154214205
732025352661
oct6735241375
92354684355
10930431741
11438228158
1221b724365
1311a9c0035
148b7dc8a1
1556a3d72b
hex377542fd

930431741 has 4 divisors (see below), whose sum is σ = 931093500. Its totient is φ = 929769984.

The previous prime is 930431731. The next prime is 930431753. The reversal of 930431741 is 147134039.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 132595225 + 797836516 = 11515^2 + 28246^2 .

It is a cyclic number.

It is not a de Polignac number, because 930431741 - 210 = 930430717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 930431698 and 930431707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (930431701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328766 + ... + 331583.

It is an arithmetic number, because the mean of its divisors is an integer number (232773375).

Almost surely, 2930431741 is an apocalyptic number.

It is an amenable number.

930431741 is a deficient number, since it is larger than the sum of its proper divisors (661759).

930431741 is a wasteful number, since it uses less digits than its factorization.

930431741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661758.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 930431741 is about 30502.9792151521. The cubic root of 930431741 is about 976.2510317534.

The spelling of 930431741 in words is "nine hundred thirty million, four hundred thirty-one thousand, seven hundred forty-one".

Divisors: 1 1409 660349 930431741