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930311001 = 3433892
BaseRepresentation
bin110111011100110…
…110101101011001
32101211112200210000
4313130312231121
53401124423001
6232151443213
732024340654
oct6734665531
92354480700
10930311001
11438155474
1221b686509
1311a97a0a9
148b7aa89b
1556a17a86
hex37736b59

930311001 has 15 divisors (see below), whose sum is σ = 1390134031. Its totient is φ = 620024328.

The previous prime is 930310999. The next prime is 930311021. The reversal of 930311001 is 100113039.

The square root of 930311001 is 30501.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 903062601 + 27248400 = 30051^2 + 5220^2 .

It is not a de Polignac number, because 930311001 - 21 = 930310999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (930311021) 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 14 ways as a sum of consecutive naturals, for example, 272815 + ... + 276203.

Almost surely, 2930311001 is an apocalyptic number.

930311001 is the 30501-st square number.

930311001 is the 15251-st centered octagonal number.

It is an amenable number.

930311001 is a deficient number, since it is larger than the sum of its proper divisors (459823030).

930311001 is an frugal number, since it uses more digits than its factorization.

930311001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6790 (or 3392 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The cubic root of 930311001 is about 976.2088013051.

Multiplying 930311001 by its product of nonzero digits (81), we get a square (75355191081 = 2745092).

930311001 divided by its product of nonzero digits (81) gives a square (11485321 = 33892).

The spelling of 930311001 in words is "nine hundred thirty million, three hundred eleven thousand, one".

Divisors: 1 3 9 27 81 3389 10167 30501 91503 274509 11485321 34455963 103367889 310103667 930311001