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4905238260 = 22351361310259
BaseRepresentation
bin1001001000101111…
…11111111011110100
3110122212001220220010
410210113333323310
540021220111020
62130424140220
7232361560116
oct44427777364
913585056803
104905238260
11209797411a
12b4a907670
13602330460
143476753b6
151da988de0
hex1245ffef4

4905238260 has 96 divisors (see below), whose sum is σ = 14816753280. Its totient is φ = 1205356032.

The previous prime is 4905238253. The next prime is 4905238279. The reversal of 4905238260 is 628325094.

It is a happy number.

It is a super-2 number, since 2×49052382602 = 48122724774735655200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473011 + ... + 483269.

It is an arithmetic number, because the mean of its divisors is an integer number (154341180).

Almost surely, 24905238260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4905238260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7408376640).

4905238260 is an abundant number, since it is smaller than the sum of its proper divisors (9911515020).

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

4905238260 is a wasteful number, since it uses less digits than its factorization.

4905238260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10897 (or 10895 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 4905238260 is about 70037.4061484290. The cubic root of 4905238260 is about 1699.1042870796.

The spelling of 4905238260 in words is "four billion, nine hundred five million, two hundred thirty-eight thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 613 780 1226 1839 2452 3065 3678 6130 7356 7969 9195 10259 12260 15938 18390 20518 23907 30777 31876 36780 39845 41036 47814 51295 61554 79690 95628 102590 119535 123108 133367 153885 159380 205180 239070 266734 307770 400101 478140 533468 615540 666835 800202 1333670 1600404 2000505 2667340 4001010 6288767 8002020 12577534 18866301 25155068 31443835 37732602 62887670 75465204 81753971 94331505 125775340 163507942 188663010 245261913 327015884 377326020 408769855 490523826 817539710 981047652 1226309565 1635079420 2452619130 4905238260