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148906 = 274453
BaseRepresentation
bin100100010110101010
321120021001
4210112222
514231111
63105214
71160062
oct442652
9246231
10148906
11a196a
127220a
1352a14
143c3a2
152e1c1
hex245aa

148906 has 4 divisors (see below), whose sum is σ = 223362. Its totient is φ = 74452.

The previous prime is 148891. The next prime is 148913. The reversal of 148906 is 609841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140625 + 8281 = 375^2 + 91^2 .

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37225 + ... + 37228.

2148906 is an apocalyptic number.

148906 is a deficient number, since it is larger than the sum of its proper divisors (74456).

148906 is an equidigital number, since it uses as much as digits as its factorization.

148906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74455.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 148906 is about 385.8834020789. The cubic root of 148906 is about 53.0034410961.

The spelling of 148906 in words is "one hundred forty-eight thousand, nine hundred six".

Divisors: 1 2 74453 148906