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30202016 = 251379919
BaseRepresentation
bin111001100110…
…1100010100000
32002211102101012
41303031202200
530212431031
62555200052
7514466345
oct163154240
962742335
1030202016
1116059249
12a146028
136345c20
1440227cc
1529b8b2b
hex1ccd8a0

30202016 has 48 divisors (see below), whose sum is σ = 64915200. Its totient is φ = 13747968.

The previous prime is 30202009. The next prime is 30202019. The reversal of 30202016 is 61020203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30202019) 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 7 ways as a sum of consecutive naturals, for example, 32405 + ... + 33323.

It is an arithmetic number, because the mean of its divisors is an integer number (1352400).

Almost surely, 230202016 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 30202016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32457600).

30202016 is an abundant number, since it is smaller than the sum of its proper divisors (34713184).

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

30202016 is a wasteful number, since it uses less digits than its factorization.

30202016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1013 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 30202016 is about 5495.6360869330. The cubic root of 30202016 is about 311.4191472132.

Multiplying 30202016 by its sum of digits (14), we get a palindrome (422828224).

Adding to 30202016 its reverse (61020203), we get a palindrome (91222219).

The spelling of 30202016 in words is "thirty million, two hundred two thousand, sixteen".

Divisors: 1 2 4 8 13 16 26 32 52 79 104 158 208 316 416 632 919 1027 1264 1838 2054 2528 3676 4108 7352 8216 11947 14704 16432 23894 29408 32864 47788 72601 95576 145202 191152 290404 382304 580808 943813 1161616 1887626 2323232 3775252 7550504 15101008 30202016