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2890303925 = 52891299013
BaseRepresentation
bin1010110001000110…
…1000100110110101
321110102121122121112
42230101220212311
521404404211200
61154445124405
7131424115025
oct25421504665
97412548545
102890303925
111253557133
12687b59705
13370a57612
141d5c0da85
1511db26535
hexac4689b5

2890303925 has 12 divisors (see below), whose sum is σ = 3624249060. Its totient is φ = 2286261120.

The previous prime is 2890303919. The next prime is 2890303931. The reversal of 2890303925 is 5293030982.

It is an interprime number because it is at equal distance from previous prime (2890303919) and next prime (2890303931).

It can be written as a sum of positive squares in 6 ways, for example, as 2531281 + 2887772644 = 1591^2 + 53738^2 .

It is not a de Polignac number, because 2890303925 - 214 = 2890287541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 647282 + ... + 651731.

It is an arithmetic number, because the mean of its divisors is an integer number (302020755).

Almost surely, 22890303925 is an apocalyptic number.

2890303925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2890303925 is a deficient number, since it is larger than the sum of its proper divisors (733945135).

2890303925 is a wasteful number, since it uses less digits than its factorization.

2890303925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299112 (or 1299107 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 2890303925 is about 53761.5468992476. The cubic root of 2890303925 is about 1424.4520597755.

The spelling of 2890303925 in words is "two billion, eight hundred ninety million, three hundred three thousand, nine hundred twenty-five".

Divisors: 1 5 25 89 445 2225 1299013 6495065 32475325 115612157 578060785 2890303925