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2988937788 = 2233135922381
BaseRepresentation
bin1011001000100111…
…1001001000111100
321201022012202211120
42302021321020330
522110132002123
61212331150540
7134032360224
oct26211711074
97638182746
102988937788
1112a41a5221
126b4ba5450
13388310355
14204d67084
1512760b2e3
hexb227923c

2988937788 has 48 divisors (see below), whose sum is σ = 7219537920. Its totient is φ = 961444800.

The previous prime is 2988937741. The next prime is 2988937793. The reversal of 2988937788 is 8877398892.

It is a congruent number.

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, 122358 + ... + 144738.

It is an arithmetic number, because the mean of its divisors is an integer number (150407040).

Almost surely, 22988937788 is an apocalyptic number.

It is an amenable number.

2988937788 is an abundant number, since it is smaller than the sum of its proper divisors (4230600132).

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

2988937788 is a wasteful number, since it uses less digits than its factorization.

2988937788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22778 (or 22776 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 69.

The square root of 2988937788 is about 54671.1787690736. The cubic root of 2988937788 is about 1440.4746679776.

The spelling of 2988937788 in words is "two billion, nine hundred eighty-eight million, nine hundred thirty-seven thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 359 372 718 1077 1436 2154 4308 11129 22258 22381 33387 44516 44762 66774 67143 89524 133548 134286 268572 693811 1387622 2081433 2775244 4162866 8034779 8325732 16069558 24104337 32139116 48208674 96417348 249078149 498156298 747234447 996312596 1494468894 2988937788