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30266061 = 371441241
BaseRepresentation
bin111001101110…
…1001011001101
32002221200020020
41303131023031
530222003221
63000412353
7515154150
oct163351315
962850206
1030266061
11160a2381
12a1770b9
136369117
14403bc97
1529ccac6
hex1cdd2cd

30266061 has 8 divisors (see below), whose sum is σ = 46119744. Its totient is φ = 17294880.

The previous prime is 30266059. The next prime is 30266063. The reversal of 30266061 is 16066203.

It is an interprime number because it is at equal distance from previous prime (30266059) and next prime (30266063).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30266061 - 21 = 30266059 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30266063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720600 + ... + 720641.

It is an arithmetic number, because the mean of its divisors is an integer number (5764968).

Almost surely, 230266061 is an apocalyptic number.

It is an amenable number.

30266061 is a deficient number, since it is larger than the sum of its proper divisors (15853683).

30266061 is a wasteful number, since it uses less digits than its factorization.

30266061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441251.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 30266061 is about 5501.4598971546. The cubic root of 30266061 is about 311.6391188186.

The spelling of 30266061 in words is "thirty million, two hundred sixty-six thousand, sixty-one".

Divisors: 1 3 7 21 1441241 4323723 10088687 30266061