Search a number
-
+
148682401 = 7137197787
BaseRepresentation
bin10001101110010…
…11011010100001
3101100202211220121
420313023122201
5301030314101
622430440241
73453531250
oct1067133241
9340684817
10148682401
1176a2231a
1241963081
1324a5a26a
1415a64797
15d0be0a1
hex8dcb6a1

148682401 has 16 divisors (see below), whose sum is σ = 172250496. Its totient is φ = 125709696.

The previous prime is 148682393. The next prime is 148682461. The reversal of 148682401 is 104286841.

148682401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148682401 - 23 = 148682393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148682461) 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, 188530 + ... + 189316.

It is an arithmetic number, because the mean of its divisors is an integer number (10765656).

Almost surely, 2148682401 is an apocalyptic number.

It is an amenable number.

148682401 is a deficient number, since it is larger than the sum of its proper divisors (23568095).

148682401 is a wasteful number, since it uses less digits than its factorization.

148682401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 148682401 is about 12193.5393139154. The cubic root of 148682401 is about 529.7689760897.

The spelling of 148682401 in words is "one hundred forty-eight million, six hundred eighty-two thousand, four hundred one".

Divisors: 1 7 137 197 787 959 1379 5509 26989 107819 155039 188923 754733 1085273 21240343 148682401