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2097129133 = 11281678463
BaseRepresentation
bin111110011111111…
…1010011010101101
312102011010012100101
41330333322122231
513243331113013
6544032431101
7102653206051
oct17477723255
95364105311
102097129133
11986858180
124a63a8491
13275624218
1415c73dc61
15c419b8dd
hex7cffa6ad

2097129133 has 8 divisors (see below), whose sum is σ = 2295922176. Its totient is φ = 1899693600.

The previous prime is 2097129091. The next prime is 2097129157. The reversal of 2097129133 is 3319217902.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2097129133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2097129092 and 2097129101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2097129193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336141 + ... + 342322.

It is an arithmetic number, because the mean of its divisors is an integer number (286990272).

Almost surely, 22097129133 is an apocalyptic number.

It is an amenable number.

2097129133 is a deficient number, since it is larger than the sum of its proper divisors (198793043).

2097129133 is a wasteful number, since it uses less digits than its factorization.

2097129133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678755.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 2097129133 is about 45794.4225097336. The cubic root of 2097129133 is about 1279.9953476800.

The spelling of 2097129133 in words is "two billion, ninety-seven million, one hundred twenty-nine thousand, one hundred thirty-three".

Divisors: 1 11 281 3091 678463 7463093 190648103 2097129133