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3380143321 = 47212372
BaseRepresentation
bin1100100101111000…
…1110010011011001
322201120100001221101
43021132032103121
523410304041241
61315224111401
7146522513152
oct31136162331
98646301841
103380143321
111485003785
127a4005561
1341b392a09
14240cbc929
1514bb33e31
hexc978e4d9

3380143321 has 9 divisors (see below), whose sum is σ = 3456385599. Its totient is φ = 3305550984.

The previous prime is 3380143313. The next prime is 3380143357. The reversal of 3380143321 is 1233410833.

The square root of 3380143321 is 58139.

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., 2552775625 + 827367696 = 50525^2 + 28764^2 .

It is not a de Polignac number, because 3380143321 - 23 = 3380143313 is a prime.

It is a super-2 number, since 2×33801433212 = 22850737741001818082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3380143321.

It is not an unprimeable number, because it can be changed into a prime (3380143121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2731915 + ... + 2733151.

Almost surely, 23380143321 is an apocalyptic number.

3380143321 is the 58139-th square number.

3380143321 is the 29070-th centered octagonal number.

It is an amenable number.

3380143321 is a deficient number, since it is larger than the sum of its proper divisors (76242278).

3380143321 is an frugal number, since it uses more digits than its factorization.

3380143321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2568 (or 1284 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The cubic root of 3380143321 is about 1500.7615867398.

Multiplying 3380143321 by its product of nonzero digits (5184), we get a square (17522662976064 = 41860082).

The spelling of 3380143321 in words is "three billion, three hundred eighty million, one hundred forty-three thousand, three hundred twenty-one".

Divisors: 1 47 1237 2209 58139 1530169 2732533 71917943 3380143321