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2069288319 = 37197349943
BaseRepresentation
bin111101101010110…
…1101010101111111
312100012201201221010
41323111231111333
513214214211234
6541200010303
7102164442360
oct17325552577
95305651833
102069288319
11972071a3a
12499000993
1326c926c77
14158b73b67
15c19ec6e9
hex7b56d57f

2069288319 has 16 divisors (see below), whose sum is σ = 3154862592. Its totient is φ = 1181827488.

The previous prime is 2069288281. The next prime is 2069288321. The reversal of 2069288319 is 9138829602.

It is not a de Polignac number, because 2069288319 - 212 = 2069284223 is a prime.

It is a super-2 number, since 2×20692883192 = 8563908294299691522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2069288329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16462 + ... + 66404.

It is an arithmetic number, because the mean of its divisors is an integer number (197178912).

Almost surely, 22069288319 is an apocalyptic number.

2069288319 is a deficient number, since it is larger than the sum of its proper divisors (1085574273).

2069288319 is a wasteful number, since it uses less digits than its factorization.

2069288319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51926.

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 2069288319 is about 45489.4308493742. The cubic root of 2069288319 is about 1274.3058262010.

The spelling of 2069288319 in words is "two billion, sixty-nine million, two hundred eighty-eight thousand, three hundred nineteen".

Divisors: 1 3 7 21 1973 5919 13811 41433 49943 149829 349601 1048803 98537539 295612617 689762773 2069288319