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2097969263 = 13161382251
BaseRepresentation
bin111110100001100…
…0111100001101111
312102012200212210022
41331003013201233
513244040004023
6544102432355
7102663305315
oct17503074157
95365625708
102097969263
119872813a5
124a67326bb
13275859740
1415c8bc0b5
15c42b57c8
hex7d0c786f

2097969263 has 4 divisors (see below), whose sum is σ = 2259351528. Its totient is φ = 1936587000.

The previous prime is 2097969257. The next prime is 2097969329. The reversal of 2097969263 is 3629697902.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2097969263 - 216 = 2097903727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2097969233) 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, 80691113 + ... + 80691138.

It is an arithmetic number, because the mean of its divisors is an integer number (564837882).

Almost surely, 22097969263 is an apocalyptic number.

2097969263 is a deficient number, since it is larger than the sum of its proper divisors (161382265).

2097969263 is a wasteful number, since it uses less digits than its factorization.

2097969263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161382264.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The square root of 2097969263 is about 45803.5944331883. The cubic root of 2097969263 is about 1280.1662509888.

The spelling of 2097969263 in words is "two billion, ninety-seven million, nine hundred sixty-nine thousand, two hundred sixty-three".

Divisors: 1 13 161382251 2097969263