Search a number
-
+
2092212831 = 31761672521
BaseRepresentation
bin111110010110100…
…1010001001011111
312101210212102110010
41330231022021133
513241101302311
6543335214303
7102563341602
oct17455121137
95353772403
102092212831
11983aaa515
124a4817393
132745c2577
1415bc20339
15c3a29da6
hex7cb4a25f

2092212831 has 16 divisors (see below), whose sum is σ = 3002138208. Its totient is φ = 1291238400.

The previous prime is 2092212827. The next prime is 2092212883. The reversal of 2092212831 is 1382122902.

It is not a de Polignac number, because 2092212831 - 22 = 2092212827 is a prime.

It is a super-2 number, since 2×20922128312 = 8754709060402069122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2092210831) 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, 333150 + ... + 339371.

It is an arithmetic number, because the mean of its divisors is an integer number (187633638).

Almost surely, 22092212831 is an apocalyptic number.

2092212831 is a deficient number, since it is larger than the sum of its proper divisors (909925377).

2092212831 is a wasteful number, since it uses less digits than its factorization.

2092212831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672602.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2092212831 is about 45740.7130574065. The cubic root of 2092212831 is about 1278.9943335725.

The spelling of 2092212831 in words is "two billion, ninety-two million, two hundred twelve thousand, eight hundred thirty-one".

Divisors: 1 3 17 51 61 183 1037 3111 672521 2017563 11432857 34298571 41023781 123071343 697404277 2092212831