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2080512225 = 325211840611
BaseRepresentation
bin111110000000010…
…0001100011100001
312100222211222020100
41330000201203201
513230102342400
6542240333013
7102362030211
oct17400414341
95328758210
102080512225
119784386a0
124a0914169
1327205692c
1415a456241
15c29b8100
hex7c0218e1

2080512225 has 36 divisors (see below), whose sum is σ = 4065199632. Its totient is φ = 1008732000.

The previous prime is 2080512223. The next prime is 2080512227. The reversal of 2080512225 is 5222150802.

It is an interprime number because it is at equal distance from previous prime (2080512223) and next prime (2080512227).

It is not a de Polignac number, because 2080512225 - 21 = 2080512223 is a prime.

It is a super-2 number, since 2×20805122252 = 8657062236748901250, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2080512223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 417831 + ... + 422780.

It is an arithmetic number, because the mean of its divisors is an integer number (112922212).

Almost surely, 22080512225 is an apocalyptic number.

2080512225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2080512225 is a deficient number, since it is larger than the sum of its proper divisors (1984687407).

2080512225 is a wasteful number, since it uses less digits than its factorization.

2080512225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840638 (or 840630 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 2080512225 is about 45612.6322963277. The cubic root of 2080512225 is about 1276.6056357314.

It can be divided in two parts, 208051 and 2225, that added together give a triangular number (210276 = T648).

The spelling of 2080512225 in words is "two billion, eighty million, five hundred twelve thousand, two hundred twenty-five".

Divisors: 1 3 5 9 11 15 25 33 45 55 75 99 165 225 275 495 825 2475 840611 2521833 4203055 7565499 9246721 12609165 21015275 27740163 37827495 46233605 63045825 83220489 138700815 189137475 231168025 416102445 693504075 2080512225