Search a number
-
+
48208225 = 52131937211
BaseRepresentation
bin1011011111100…
…1100101100001
310100201020020211
42313321211201
544320130400
64441134121
71123522522
oct267714541
9110636224
1048208225
112523760a
121418a341
139cab9a0
14658c849
154373dba
hex2df9961

48208225 has 48 divisors (see below), whose sum is σ = 69926080. Its totient is φ = 32659200.

The previous prime is 48208211. The next prime is 48208241. The reversal of 48208225 is 52280284.

It is a de Polignac number, because none of the positive numbers 2k-48208225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228370 + ... + 228580.

Almost surely, 248208225 is an apocalyptic number.

48208225 is the 4009-th octagonal number.

It is an amenable number.

48208225 is a deficient number, since it is larger than the sum of its proper divisors (21717855).

48208225 is a wasteful number, since it uses less digits than its factorization.

48208225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 48208225 is about 6943.2143132702. The cubic root of 48208225 is about 363.9488742951.

It can be divided in two parts, 4 and 8208225, that multiplied together give a square (32832900 = 57302).

The spelling of 48208225 in words is "forty-eight million, two hundred eight thousand, two hundred twenty-five".

Divisors: 1 5 13 19 25 37 65 95 185 211 247 325 475 481 703 925 1055 1235 2405 2743 3515 4009 5275 6175 7807 9139 12025 13715 17575 20045 39035 45695 52117 68575 100225 101491 148333 195175 228475 260585 507455 741665 1302925 1928329 2537275 3708325 9641645 48208225