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30202341 = 3134716477
BaseRepresentation
bin111001100110…
…1100111100101
32002211102211020
41303031213211
530212433331
62555201353
7514500321
oct163154745
962742736
1030202341
1116059514
12a146259
136346110
144022981
1529b8c96
hex1ccd9e5

30202341 has 16 divisors (see below), whose sum is σ = 44292864. Its totient is φ = 18189504.

The previous prime is 30202331. The next prime is 30202351. The reversal of 30202341 is 14320203.

It is an interprime number because it is at equal distance from previous prime (30202331) and next prime (30202351).

It is not a de Polignac number, because 30202341 - 27 = 30202213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30202341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30202331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6406 + ... + 10071.

It is an arithmetic number, because the mean of its divisors is an integer number (2768304).

Almost surely, 230202341 is an apocalyptic number.

It is an amenable number.

30202341 is a deficient number, since it is larger than the sum of its proper divisors (14090523).

30202341 is a wasteful number, since it uses less digits than its factorization.

30202341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16540.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 30202341 is about 5495.6656557691. The cubic root of 30202341 is about 311.4202642563.

Adding to 30202341 its reverse (14320203), we get a palindrome (44522544).

The spelling of 30202341 in words is "thirty million, two hundred two thousand, three hundred forty-one".

Divisors: 1 3 13 39 47 141 611 1833 16477 49431 214201 642603 774419 2323257 10067447 30202341