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2798008972 = 2211232995339
BaseRepresentation
bin1010011011000110…
…0011101010001100
321012222221120201221
42212301203222030
521212242241342
61141351013124
7126223453363
oct24661435214
97188846657
102798008972
111206448610
1266106a1a4
133578b0c15
141c78667da
15115994a67
hexa6c63a8c

2798008972 has 48 divisors (see below), whose sum is σ = 5766163200. Its totient is φ = 1174564160.

The previous prime is 2798008921. The next prime is 2798008981.

2798008972 is nontrivially palindromic in base 10.

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, 18322 + ... + 77017.

It is an arithmetic number, because the mean of its divisors is an integer number (120128400).

Almost surely, 22798008972 is an apocalyptic number.

2798008972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2798008972 is an abundant number, since it is smaller than the sum of its proper divisors (2968154228).

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

2798008972 is a wasteful number, since it uses less digits than its factorization.

2798008972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95406 (or 95404 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 2798008972 is about 52896.2094294100. The cubic root of 2798008972 is about 1409.1255869789.

The spelling of 2798008972 in words is "two billion, seven hundred ninety-eight million, eight thousand, nine hundred seventy-two".

Divisors: 1 2 4 11 22 23 29 44 46 58 92 116 253 319 506 638 667 1012 1276 1334 2668 7337 14674 29348 95339 190678 381356 1048729 2097458 2192797 2764831 4194916 4385594 5529662 8771188 11059324 24120767 30413141 48241534 60826282 63591113 96483068 121652564 127182226 254364452 699502243 1399004486 2798008972