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2030051255 = 5406010251
BaseRepresentation
bin111100100000000…
…0001111110110111
312020110220021210112
41321000001332313
513124143120010
6533235013235
7101210102531
oct17100017667
95213807715
102030051255
11951a02611
12487a3a21b
1326476977b
1415387c851
15bd34ba05
hex79001fb7

2030051255 has 4 divisors (see below), whose sum is σ = 2436061512. Its totient is φ = 1624041000.

The previous prime is 2030051227. The next prime is 2030051273. The reversal of 2030051255 is 5521500302.

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

It is a de Polignac number, because none of the positive numbers 2k-2030051255 is a prime.

It is a super-2 number, since 2×20300512552 = 8242216195854150050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2030051255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203005121 + ... + 203005130.

It is an arithmetic number, because the mean of its divisors is an integer number (609015378).

Almost surely, 22030051255 is an apocalyptic number.

2030051255 is a deficient number, since it is larger than the sum of its proper divisors (406010257).

2030051255 is an equidigital number, since it uses as much as digits as its factorization.

2030051255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406010256.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 2030051255 is about 45056.0900988978. The cubic root of 2030051255 is about 1266.2000734901.

Adding to 2030051255 its reverse (5521500302), we get a palindrome (7551551557).

The spelling of 2030051255 in words is "two billion, thirty million, fifty-one thousand, two hundred fifty-five".

Divisors: 1 5 406010251 2030051255