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3145284960 = 253523284899
BaseRepresentation
bin1011101101111001…
…0011110101100000
322010012102000211120
42323132103311200
522420143104320
61240034212240
7140641323666
oct27336236540
98105360746
103145284960
111374482164
12739424080
133b182227c
1421ba24c36
151361e1440
hexbb793d60

3145284960 has 96 divisors (see below), whose sum is σ = 10338451200. Its totient is φ = 802272768.

The previous prime is 3145284959. The next prime is 3145284977. The reversal of 3145284960 is 694825413.

It is a tau number, because it is divible by the number of its divisors (96).

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, 131410 + ... + 153489.

It is an arithmetic number, because the mean of its divisors is an integer number (107692200).

Almost surely, 23145284960 is an apocalyptic number.

3145284960 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3145284960 is an abundant number, since it is smaller than the sum of its proper divisors (7193166240).

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

3145284960 is a wasteful number, since it uses less digits than its factorization.

3145284960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284940 (or 284932 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 3145284960 is about 56082.8401563259. The cubic root of 3145284960 is about 1465.1654400482.

The spelling of 3145284960 in words is "three billion, one hundred forty-five million, two hundred eighty-four thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 69 80 92 96 115 120 138 160 184 230 240 276 345 368 460 480 552 690 736 920 1104 1380 1840 2208 2760 3680 5520 11040 284899 569798 854697 1139596 1424495 1709394 2279192 2848990 3418788 4273485 4558384 5697980 6552677 6837576 8546970 9116768 11395960 13105354 13675152 17093940 19658031 22791920 26210708 27350304 32763385 34187880 39316062 45583840 52421416 65526770 68375760 78632124 98290155 104842832 131053540 136751520 157264248 196580310 209685664 262107080 314528496 393160620 524214160 629056992 786321240 1048428320 1572642480 3145284960