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2057288716 = 227218157991
BaseRepresentation
bin111101010011111…
…1011110000001100
312022101011002120101
41322213323300030
513203131214331
6540050500444
7101660444200
oct17247736014
95271132511
102057288716
1196631650a
12494b94724
1326a2b5202
1415732cb00
15c092c061
hex7a9fbc0c

2057288716 has 36 divisors (see below), whose sum is σ = 4211263056. Its totient is φ = 876808800.

The previous prime is 2057288671. The next prime is 2057288719. The reversal of 2057288716 is 6178827502.

It is not an unprimeable number, because it can be changed into a prime (2057288719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6481 + ... + 64471.

Almost surely, 22057288716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2057288716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2105631528).

2057288716 is an abundant number, since it is smaller than the sum of its proper divisors (2153974340).

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

2057288716 is a wasteful number, since it uses less digits than its factorization.

2057288716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58190 (or 58181 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 46.

The square root of 2057288716 is about 45357.3446753665. The cubic root of 2057288716 is about 1271.8378574161.

The spelling of 2057288716 in words is "two billion, fifty-seven million, two hundred eighty-eight thousand, seven hundred sixteen".

Divisors: 1 2 4 7 14 28 49 98 181 196 362 724 1267 2534 5068 8869 17738 35476 57991 115982 231964 405937 811874 1623748 2841559 5683118 10496371 11366236 20992742 41985484 73474597 146949194 293898388 514322179 1028644358 2057288716