[go: up one dir, main page]

Search a number
-
+
27450351 = 3215719427
BaseRepresentation
bin110100010110…
…1101111101111
31220122121210200
41220231233233
524011402401
62420204543
7452216115
oct150555757
956577720
1027450351
1114549945
129239753
1358c1616
143907ab5
152623686
hex1a2dbef

27450351 has 12 divisors (see below), whose sum is σ = 39905112. Its totient is φ = 18182736.

The previous prime is 27450323. The next prime is 27450377. The reversal of 27450351 is 15305472.

It is a happy number.

It is not a de Polignac number, because 27450351 - 26 = 27450287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27450391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8301 + ... + 11126.

It is an arithmetic number, because the mean of its divisors is an integer number (3325426).

Almost surely, 227450351 is an apocalyptic number.

27450351 is a deficient number, since it is larger than the sum of its proper divisors (12454761).

27450351 is a wasteful number, since it uses less digits than its factorization.

27450351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19590 (or 19587 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 27450351 is about 5239.3082558674. The cubic root of 27450351 is about 301.6587779479.

It can be divided in two parts, 274 and 50351, that added together give a 4-th power (50625 = 154).

The spelling of 27450351 in words is "twenty-seven million, four hundred fifty thousand, three hundred fifty-one".

Divisors: 1 3 9 157 471 1413 19427 58281 174843 3050039 9150117 27450351