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30525414260 = 22511220762869
BaseRepresentation
bin11100011011011101…
…001101101101110100
32220210100221201020112
4130123131031231310
51000004001224020
622005001322152
72130306511565
oct343335155564
986710851215
1030525414260
1111a448895a0
125abaa96358
132b561a7b03
14169813816c
15bd9d122c5
hex71b74db74

30525414260 has 48 divisors (see below), whose sum is σ = 69963747840. Its totient is φ = 11094944640.

The previous prime is 30525414223. The next prime is 30525414263. The reversal of 30525414260 is 6241452503.

It is a super-2 number, since 2×305254142602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30525414263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454106 + ... + 516974.

It is an arithmetic number, because the mean of its divisors is an integer number (1457578080).

Almost surely, 230525414260 is an apocalyptic number.

It is an amenable number.

30525414260 is an abundant number, since it is smaller than the sum of its proper divisors (39438333580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30525414260 is a wasteful number, since it uses less digits than its factorization.

30525414260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65096 (or 65094 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 30525414260 its reverse (6241452503), we get a palindrome (36766866763).

The spelling of 30525414260 in words is "thirty billion, five hundred twenty-five million, four hundred fourteen thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 2207 4414 8828 11035 22070 24277 44140 48554 62869 97108 121385 125738 242770 251476 314345 485540 628690 691559 1257380 1383118 2766236 3457795 6915590 13831180 138751883 277503766 555007532 693759415 1387518830 1526270713 2775037660 3052541426 6105082852 7631353565 15262707130 30525414260