Search a number
-
+
2551034325 = 352721136143
BaseRepresentation
bin1001100000001101…
…1011000111010101
320120210012222012210
42120003123013111
520211031044300
61101045304033
7120134301600
oct23003330725
96523188183
102551034325
111099aa0934
125b2405019
1331868a588
141a2b37337
15ede5c050
hex980db1d5

2551034325 has 72 divisors (see below), whose sum is σ = 4950540288. Its totient is φ = 1155678720.

The previous prime is 2551034303. The next prime is 2551034327. The reversal of 2551034325 is 5234301552.

It is not a de Polignac number, because 2551034325 - 26 = 2551034261 is a prime.

It is a super-2 number, since 2×25510343252 = 13015552254656411250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2551034292 and 2551034301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551034327) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 412204 + ... + 418346.

It is an arithmetic number, because the mean of its divisors is an integer number (68757504).

Almost surely, 22551034325 is an apocalyptic number.

2551034325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2551034325 is a deficient number, since it is larger than the sum of its proper divisors (2399505963).

2551034325 is a wasteful number, since it uses less digits than its factorization.

2551034325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283 (or 6271 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2551034325 is about 50507.7649970774. The cubic root of 2551034325 is about 1366.3819009769.

Adding to 2551034325 its reverse (5234301552), we get a palindrome (7785335877).

The spelling of 2551034325 in words is "two billion, five hundred fifty-one million, thirty-four thousand, three hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 49 75 105 113 147 175 245 339 525 565 735 791 1225 1695 2373 2825 3675 3955 5537 6143 8475 11865 16611 18429 19775 27685 30715 43001 59325 83055 92145 129003 138425 153575 215005 301007 415275 460725 645015 694159 903021 1075025 1505035 2082477 3225075 3470795 4515105 4859113 7525175 10412385 14577339 17353975 22575525 24295565 34013791 52061925 72886695 102041373 121477825 170068955 364433475 510206865 850344775 2551034325