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14990194 = 27495097
BaseRepresentation
bin111001001011…
…101101110010
31001012120200101
4321023231302
512314141234
61253143014
7241262122
oct71135562
931176611
1014990194
11850939a
12502aa6a
13314b04b
141dc2c82
1514b1814
hexe4bb72

14990194 has 4 divisors (see below), whose sum is σ = 22485294. Its totient is φ = 7495096.

The previous prime is 14990179. The next prime is 14990197. The reversal of 14990194 is 49109941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49109941 = 61805081.

It can be written as a sum of positive squares in only one way, i.e., 12694969 + 2295225 = 3563^2 + 1515^2 .

It is not an unprimeable number, because it can be changed into a prime (14990197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3747547 + ... + 3747550.

Almost surely, 214990194 is an apocalyptic number.

14990194 is a deficient number, since it is larger than the sum of its proper divisors (7495100).

14990194 is an equidigital number, since it uses as much as digits as its factorization.

14990194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7495099.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 14990194 is about 3871.7171900850. The cubic root of 14990194 is about 246.5674542166.

The spelling of 14990194 in words is "fourteen million, nine hundred ninety thousand, one hundred ninety-four".

Divisors: 1 2 7495097 14990194