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2947968804 = 22311195111447
BaseRepresentation
bin1010111110110110…
…0110111100100100
321121110010022221210
42233231212330210
522014140000204
61204305111420
7133024215144
oct25755467444
97543108853
102947968804
111283062660
126a3328570
1337c997751
141dd740924
15123c17389
hexafb66f24

2947968804 has 48 divisors (see below), whose sum is σ = 7508422656. Its totient is φ = 892788000.

The previous prime is 2947968799. The next prime is 2947968887. The reversal of 2947968804 is 4088697492.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251809 + ... + 263255.

It is an arithmetic number, because the mean of its divisors is an integer number (156425472).

Almost surely, 22947968804 is an apocalyptic number.

It is an amenable number.

2947968804 is an abundant number, since it is smaller than the sum of its proper divisors (4560453852).

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

2947968804 is a wasteful number, since it uses less digits than its factorization.

2947968804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13416 (or 13414 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 57.

The square root of 2947968804 is about 54295.2005613756. The cubic root of 2947968804 is about 1433.8628997346.

The spelling of 2947968804 in words is "two billion, nine hundred forty-seven million, nine hundred sixty-eight thousand, eight hundred four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 1951 3902 5853 7804 11447 11706 21461 22894 23412 34341 42922 45788 64383 68682 85844 125917 128766 137364 251834 257532 377751 503668 755502 1511004 22333097 44666194 66999291 89332388 133998582 245664067 267997164 491328134 736992201 982656268 1473984402 2947968804