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2980852072 = 2311237120743
BaseRepresentation
bin1011000110101100…
…0011000101101000
321200201222222022121
42301223003011220
522101044231242
61211442001024
7133603552552
oct26153030550
97621888277
102980852072
11129a682310
126b2346174
1338673bbc3
14203c604d2
15126a60667
hexb1ac3168

2980852072 has 64 divisors (see below), whose sum is σ = 6452213760. Its totient is φ = 1277707200.

The previous prime is 2980852051. The next prime is 2980852073. The reversal of 2980852072 is 2702580892.

It is not an unprimeable number, because it can be changed into a prime (2980852073) 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, 133333 + ... + 154075.

It is an arithmetic number, because the mean of its divisors is an integer number (100815840).

Almost surely, 22980852072 is an apocalyptic number.

2980852072 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2980852072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3226106880).

2980852072 is an abundant number, since it is smaller than the sum of its proper divisors (3471361688).

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

2980852072 is a wasteful number, since it uses less digits than its factorization.

2980852072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20854 (or 20850 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 2980852072 is about 54597.1800736998. The cubic root of 2980852072 is about 1439.1745642289.

The spelling of 2980852072 in words is "two billion, nine hundred eighty million, eight hundred fifty-two thousand, seventy-two".

Divisors: 1 2 4 8 11 22 23 44 46 71 88 92 142 184 253 284 506 568 781 1012 1562 1633 2024 3124 3266 6248 6532 13064 17963 20743 35926 41486 71852 82972 143704 165944 228173 456346 477089 912692 954178 1472753 1825384 1908356 2945506 3816712 5247979 5891012 10495958 11782024 16200283 20991916 32400566 33873319 41983832 64801132 67746638 129602264 135493276 270986552 372606509 745213018 1490426036 2980852072