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2068170494 = 21379545019
BaseRepresentation
bin111101101000101…
…1100011011111110
312100010121221120012
41323101130123332
513213422423434
6541120023222
7102152105405
oct17321343376
95303557505
102068170494
11971479115
12498761b12
1326c625230
1415896263c
15c187b3ce
hex7b45c6fe

2068170494 has 8 divisors (see below), whose sum is σ = 3340890840. Its totient is φ = 954540216.

The previous prime is 2068170439. The next prime is 2068170497. The reversal of 2068170494 is 4940718602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068170497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39772484 + ... + 39772535.

It is an arithmetic number, because the mean of its divisors is an integer number (417611355).

Almost surely, 22068170494 is an apocalyptic number.

2068170494 is a deficient number, since it is larger than the sum of its proper divisors (1272720346).

2068170494 is a wasteful number, since it uses less digits than its factorization.

2068170494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79545034.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 2068170494 is about 45477.1425443596. The cubic root of 2068170494 is about 1274.0763258024.

The spelling of 2068170494 in words is "two billion, sixty-eight million, one hundred seventy thousand, four hundred ninety-four".

Divisors: 1 2 13 26 79545019 159090038 1034085247 2068170494