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30029301 = 3219716937
BaseRepresentation
bin111001010001…
…1010111110101
32002111122110100
41302203113311
530141414201
62551344313
7513146661
oct162432765
962448410
1030029301
1115a50505
12a082099
1362b5423
143db98a1
152982886
hex1ca35f5

30029301 has 12 divisors (see below), whose sum is σ = 43598412. Its totient is φ = 19916736.

The previous prime is 30029281. The next prime is 30029303. The reversal of 30029301 is 10392003.

It can be written as a sum of positive squares in 2 ways, for example, as 22043025 + 7986276 = 4695^2 + 2826^2 .

It is not a de Polignac number, because 30029301 - 25 = 30029269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30029303) 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, 6696 + ... + 10241.

It is an arithmetic number, because the mean of its divisors is an integer number (3633201).

Almost surely, 230029301 is an apocalyptic number.

It is an amenable number.

30029301 is a deficient number, since it is larger than the sum of its proper divisors (13569111).

30029301 is a wasteful number, since it uses less digits than its factorization.

30029301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17140 (or 17137 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 30029301 is about 5479.8997253599. The cubic root of 30029301 is about 310.8243788115.

The spelling of 30029301 in words is "thirty million, twenty-nine thousand, three hundred one".

Divisors: 1 3 9 197 591 1773 16937 50811 152433 3336589 10009767 30029301