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2838869904 = 243134549471
BaseRepresentation
bin1010100100110101…
…1011011110010000
321022211211112101210
42221031123132100
521303222314104
61145410500120
7130230665433
oct25115333620
97284745353
102838869904
111227516a82
12672894640
133631b95a0
141cd06181a
15119366989
hexa935b790

2838869904 has 40 divisors (see below), whose sum is σ = 7897883392. Its totient is φ = 873498240.

The previous prime is 2838869897. The next prime is 2838869941. The reversal of 2838869904 is 4099688382.

2838869904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274112 + ... + 2275359.

Almost surely, 22838869904 is an apocalyptic number.

2838869904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2838869904 is an abundant number, since it is smaller than the sum of its proper divisors (5059013488).

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

2838869904 is a wasteful number, since it uses less digits than its factorization.

2838869904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549495 (or 4549489 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The square root of 2838869904 is about 53281.0463861212. The cubic root of 2838869904 is about 1415.9518879883.

The spelling of 2838869904 in words is "two billion, eight hundred thirty-eight million, eight hundred sixty-nine thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 4549471 9098942 13648413 18197884 27296826 36395768 54593652 59143123 72791536 109187304 118286246 177429369 218374608 236572492 354858738 473144984 709717476 946289968 1419434952 2838869904