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30200368 = 2411296197
BaseRepresentation
bin111001100110…
…1001000110000
32002211100010011
41303031020300
530212402433
62555144304
7514461502
oct163151060
962740104
1030200368
1116057a90
12a145094
136345253
144021d72
1529b83cd
hex1ccd230

30200368 has 80 divisors (see below), whose sum is σ = 67808160. Its totient is φ = 12902400.

The previous prime is 30200341. The next prime is 30200369. The reversal of 30200368 is 86300203.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (30200369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311296 + ... + 311392.

It is an arithmetic number, because the mean of its divisors is an integer number (847602).

Almost surely, 230200368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30200368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33904080).

30200368 is an abundant number, since it is smaller than the sum of its proper divisors (37607792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30200368 is a wasteful number, since it uses less digits than its factorization.

30200368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 30200368 is about 5495.4861477398. The cubic root of 30200368 is about 311.4134828221.

The spelling of 30200368 in words is "thirty million, two hundred thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 11 16 22 29 44 58 61 88 97 116 122 176 194 232 244 319 388 464 488 638 671 776 976 1067 1276 1342 1552 1769 2134 2552 2684 2813 3538 4268 5104 5368 5626 5917 7076 8536 10736 11252 11834 14152 17072 19459 22504 23668 28304 30943 38918 45008 47336 61886 65087 77836 94672 123772 130174 155672 171593 247544 260348 311344 343186 495088 520696 686372 1041392 1372744 1887523 2745488 3775046 7550092 15100184 30200368