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148015 = 574229
BaseRepresentation
bin100100001000101111
321112001001
4210020233
514214030
63101131
71154350
oct441057
9245031
10148015
11a122a
12717a7
13524aa
143bd27
152dcca
hex2422f

148015 has 8 divisors (see below), whose sum is σ = 203040. Its totient is φ = 101472.

The previous prime is 148013. The next prime is 148021. The reversal of 148015 is 510841.

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

It is not a de Polignac number, because 148015 - 21 = 148013 is a prime.

It is a super-3 number, since 3×1480153 = 9728333339710125, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147983 and 148001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2080 + ... + 2149.

It is an arithmetic number, because the mean of its divisors is an integer number (25380).

2148015 is an apocalyptic number.

148015 is a deficient number, since it is larger than the sum of its proper divisors (55025).

148015 is an equidigital number, since it uses as much as digits as its factorization.

148015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 148015 is about 384.7271760612. The cubic root of 148015 is about 52.8975116843.

Adding to 148015 its reverse (510841), we get a palindrome (658856).

The spelling of 148015 in words is "one hundred forty-eight thousand, fifteen".

Divisors: 1 5 7 35 4229 21145 29603 148015