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48239533225 = 521323121092
BaseRepresentation
bin101100111011010011…
…001101110010101001
311121111220012012012201
4230323103031302221
51242243310030400
634054432340201
73325264160362
oct547323156251
9147456165181
1048239533225
1119504a60334
1294233a4661
13471a111c00
1424989c8b69
1513c504a06a
hexb3b4cdca9

48239533225 has 81 divisors (see below), whose sum is σ = 67548768399. Its totient is φ = 34157635200.

The previous prime is 48239533127. The next prime is 48239533229. The reversal of 48239533225 is 52233593284.

The square root of 48239533225 is 219635.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 38908746009 + 9330787216 = 197253^2 + 96596^2 .

It is not a de Polignac number, because 48239533225 - 29 = 48239532713 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (48239533229) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 442564471 + ... + 442564579.

Almost surely, 248239533225 is an apocalyptic number.

48239533225 is the 219635-th square number.

48239533225 is the 109818-th centered octagonal number.

It is an amenable number.

48239533225 is a deficient number, since it is larger than the sum of its proper divisors (19309235174).

48239533225 is a wasteful number, since it uses less digits than its factorization.

48239533225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 158 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 46.

It can be divided in two parts, 482395 and 33225, that added together give a triangular number (515620 = T1015).

The spelling of 48239533225 in words is "forty-eight billion, two hundred thirty-nine million, five hundred thirty-three thousand, two hundred twenty-five".

Divisors: 1 5 13 25 31 65 109 155 169 325 403 545 775 845 961 1417 2015 2725 3379 4225 4805 5239 7085 10075 11881 12493 16895 18421 24025 26195 35425 43927 59405 62465 84475 92105 104749 130975 154453 162409 219635 297025 312325 368311 460525 523745 571051 772265 812045 1098175 1361737 1841555 2007889 2618725 2855255 3861325 4060225 4788043 6808685 9207775 10039445 11417641 14276275 17702581 23940215 34043425 50197225 57088205 62244559 88512905 119701075 148429333 285441025 311222795 442564525 742146665 1556113975 1929581329 3710733325 9647906645 48239533225