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30260301325 = 5217223182099
BaseRepresentation
bin11100001011101001…
…111000111000001101
32220002220002120122221
4130023221320320031
5443433114120300
621522411135341
72120610213562
oct341351707015
986086076587
1030260301325
11119191732a1
125a46144551
132b132a3557
141670c46869
15bc18e531a
hex70ba78e0d

30260301325 has 36 divisors (see below), whose sum is σ = 41593096800. Its totient is φ = 21793488640.

The previous prime is 30260301307. The next prime is 30260301329. The reversal of 30260301325 is 52310306203.

It is a happy number.

It is not a de Polignac number, because 30260301325 - 215 = 30260268557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 30260301325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30260301329) 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, 75126 + ... + 257224.

It is an arithmetic number, because the mean of its divisors is an integer number (1155363800).

Almost surely, 230260301325 is an apocalyptic number.

It is an amenable number.

30260301325 is a deficient number, since it is larger than the sum of its proper divisors (11332795475).

30260301325 is a wasteful number, since it uses less digits than its factorization.

30260301325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182166 (or 182144 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 30260301325 its reverse (52310306203), we get a palindrome (82570607528).

The spelling of 30260301325 in words is "thirty billion, two hundred sixty million, three hundred one thousand, three hundred twenty-five".

Divisors: 1 5 17 23 25 85 115 289 391 425 575 1445 1955 6647 7225 9775 33235 166175 182099 910495 3095683 4188277 4552475 15478415 20941385 52626611 71200709 77392075 104706925 263133055 356003545 1210412053 1315665275 1780017725 6052060265 30260301325