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3030343540 = 225725784223
BaseRepresentation
bin1011010010011111…
…0101111101110100
321211012010101211221
42310213311331310
522201231443130
61220410440124
7135044331550
oct26447657564
97735111757
103030343540
111315605a54
12706a33044
13393a799b3
1420a664860
1512b08987a
hexb49f5f74

3030343540 has 48 divisors (see below), whose sum is σ = 7301210112. Its totient is φ = 1034919936.

The previous prime is 3030343531. The next prime is 3030343583. The reversal of 3030343540 is 453430303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6132 + ... + 78091.

It is an arithmetic number, because the mean of its divisors is an integer number (152108544).

Almost surely, 23030343540 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 3030343540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3650605056).

3030343540 is an abundant number, since it is smaller than the sum of its proper divisors (4270866572).

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

3030343540 is a wasteful number, since it uses less digits than its factorization.

3030343540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84496 (or 84494 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 3030343540 is about 55048.5562026835. The cubic root of 3030343540 is about 1447.0958185367.

Adding to 3030343540 its reverse (453430303), we get a palindrome (3483773843).

The spelling of 3030343540 in words is "three billion, thirty million, three hundred forty-three thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 257 514 1028 1285 1799 2570 3598 5140 7196 8995 17990 35980 84223 168446 336892 421115 589561 842230 1179122 1684460 2358244 2947805 5895610 11791220 21645311 43290622 86581244 108226555 151517177 216453110 303034354 432906220 606068708 757585885 1515171770 3030343540