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30252068935 = 51123101236779
BaseRepresentation
bin11100001011001010…
…011111000001000111
32220002022121022221121
4130023022133001013
5443424012201220
621521514454411
72120450225464
oct341312370107
986068538847
1030252068935
1111914560170
125a43434407
132b1168040a
14166db0266b
15bc0d1aeaa
hex70b29f047

30252068935 has 32 divisors (see below), whose sum is σ = 41733895680. Its totient is φ = 20836464000.

The previous prime is 30252068933. The next prime is 30252068963. The reversal of 30252068935 is 53986025203.

It is not a de Polignac number, because 30252068935 - 21 = 30252068933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30252068891 and 30252068900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30252068933) 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 31 ways as a sum of consecutive naturals, for example, 9376 + ... + 246154.

It is an arithmetic number, because the mean of its divisors is an integer number (1304184240).

Almost surely, 230252068935 is an apocalyptic number.

30252068935 is a deficient number, since it is larger than the sum of its proper divisors (11481826745).

30252068935 is a wasteful number, since it uses less digits than its factorization.

30252068935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236919.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 30252068935 in words is "thirty billion, two hundred fifty-two million, sixty-eight thousand, nine hundred thirty-five".

Divisors: 1 5 11 23 55 101 115 253 505 1111 1265 2323 5555 11615 25553 127765 236779 1183895 2604569 5445917 13022845 23914679 27229585 59905087 119573395 263061469 299525435 550037617 1315307345 2750188085 6050413787 30252068935