Search a number
-
+
148015105 = 574229003
BaseRepresentation
bin10001101001010…
…00100000000001
3101022111221112221
420310220200001
5300342440410
622404251041
73445051630
oct1064504001
9338457487
10148015105
1176606a37
12416a0a81
1324885604
141592d517
15cedb4da
hex8d28801

148015105 has 8 divisors (see below), whose sum is σ = 202992192. Its totient is φ = 101496048.

The previous prime is 148015093. The next prime is 148015117. The reversal of 148015105 is 501510841.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (148015093) and next prime (148015117).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 148015105 - 215 = 147982337 is a prime.

It is a super-2 number, since 2×1480151052 = 43816942616322050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148015105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2114467 + ... + 2114536.

It is an arithmetic number, because the mean of its divisors is an integer number (25374024).

Almost surely, 2148015105 is an apocalyptic number.

It is an amenable number.

148015105 is a deficient number, since it is larger than the sum of its proper divisors (54977087).

148015105 is an equidigital number, since it uses as much as digits as its factorization.

148015105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229015.

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 148015105 is about 12166.1458564329. The cubic root of 148015105 is about 528.9752419258.

Adding to 148015105 its reverse (501510841), we get a palindrome (649525946).

The spelling of 148015105 in words is "one hundred forty-eight million, fifteen thousand, one hundred five".

Divisors: 1 5 7 35 4229003 21145015 29603021 148015105