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2877314420 = 2251091319869
BaseRepresentation
bin1010101110000000…
…0101010101110100
321102112011201100202
42223200011111310
521343043030140
61153302500032
7131205524531
oct25340052564
97375151322
102877314420
111247194a02
12683734618
1336b15a116
141d41cbd88
1511c90c915
hexab805574

2877314420 has 24 divisors (see below), whose sum is σ = 6097799400. Its totient is φ = 1140365952.

The previous prime is 2877314399. The next prime is 2877314449. The reversal of 2877314420 is 244137782.

It can be written as a sum of positive squares in 4 ways, for example, as 647397136 + 2229917284 = 25444^2 + 47222^2 .

It is a congruent number.

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, 657755 + ... + 662114.

It is an arithmetic number, because the mean of its divisors is an integer number (254074975).

Almost surely, 22877314420 is an apocalyptic number.

2877314420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2877314420 is an abundant number, since it is smaller than the sum of its proper divisors (3220484980).

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

2877314420 is a wasteful number, since it uses less digits than its factorization.

2877314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319987 (or 1319985 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 2877314420 is about 53640.6042098707. The cubic root of 2877314420 is about 1422.3149471563.

The spelling of 2877314420 in words is "two billion, eight hundred seventy-seven million, three hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 109 218 436 545 1090 2180 1319869 2639738 5279476 6599345 13198690 26397380 143865721 287731442 575462884 719328605 1438657210 2877314420