Search a number
-
+
148211253 = 32172114591
BaseRepresentation
bin10001101010110…
…00011000110101
3101022212220121200
420311120120311
5300420230003
622412403113
73446526531
oct1065303065
9338786550
10148211253
1176730343
1241776499
1324923988
1415980bc1
15d0296a3
hex8d58635

148211253 has 24 divisors (see below), whose sum is σ = 227799936. Its totient is φ = 92534400.

The previous prime is 148211237. The next prime is 148211263. The reversal of 148211253 is 352112841.

It is not a de Polignac number, because 148211253 - 24 = 148211237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148211263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29988 + ... + 34578.

It is an arithmetic number, because the mean of its divisors is an integer number (9491664).

Almost surely, 2148211253 is an apocalyptic number.

It is an amenable number.

148211253 is a deficient number, since it is larger than the sum of its proper divisors (79588683).

148211253 is a wasteful number, since it uses less digits than its factorization.

148211253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4825 (or 4822 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 148211253 is about 12174.2044093238. The cubic root of 148211253 is about 529.2088028557.

The spelling of 148211253 in words is "one hundred forty-eight million, two hundred eleven thousand, two hundred fifty-three".

Divisors: 1 3 9 17 51 153 211 633 1899 3587 4591 10761 13773 32283 41319 78047 234141 702423 968701 2906103 8718309 16467917 49403751 148211253