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2987364760 = 235711051889
BaseRepresentation
bin1011001000001111…
…1001000110011000
321201012020212001021
42302003321012120
522104231133020
61212233332224
7134013116152
oct26203710630
97635225037
102987364760
1112a33203a6
126b4567074
13387bac373
14204a77ad2
151273ea1aa
hexb20f9198

2987364760 has 32 divisors (see below), whose sum is σ = 6816247200. Its totient is φ = 1178114560.

The previous prime is 2987364707. The next prime is 2987364761. The reversal of 2987364760 is 674637892.

It is a junction number, because it is equal to n+sod(n) for n = 2987364698 and 2987364707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2987364761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523105 + ... + 528784.

It is an arithmetic number, because the mean of its divisors is an integer number (213007725).

Almost surely, 22987364760 is an apocalyptic number.

2987364760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2987364760 is an abundant number, since it is smaller than the sum of its proper divisors (3828882440).

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

2987364760 is a wasteful number, since it uses less digits than its factorization.

2987364760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051971 (or 1051967 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The square root of 2987364760 is about 54656.7906119633. The cubic root of 2987364760 is about 1440.2219243871.

The spelling of 2987364760 in words is "two billion, nine hundred eighty-seven million, three hundred sixty-four thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 71 142 284 355 568 710 1420 2840 1051889 2103778 4207556 5259445 8415112 10518890 21037780 42075560 74684119 149368238 298736476 373420595 597472952 746841190 1493682380 2987364760