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47026148 = 22131753197
BaseRepresentation
bin1011001101100…
…0111111100100
310021111011202012
42303120333210
544014314043
64355533352
71110500321
oct263307744
9107434665
1047026148
11245aa494
12138ba258
139986930
146361b48
1541dda18
hex2cd8fe4

47026148 has 24 divisors (see below), whose sum is σ = 93841272. Its totient is φ = 20427264.

The previous prime is 47026141. The next prime is 47026169. The reversal of 47026148 is 84162074.

It can be written as a sum of positive squares in 4 ways, for example, as 8809024 + 38217124 = 2968^2 + 6182^2 .

It is a super-2 number, since 2×470261482 = 4422917191435808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47026141) 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, 25715 + ... + 27482.

It is an arithmetic number, because the mean of its divisors is an integer number (3910053).

Almost surely, 247026148 is an apocalyptic number.

It is an amenable number.

47026148 is a deficient number, since it is larger than the sum of its proper divisors (46815124).

47026148 is a wasteful number, since it uses less digits than its factorization.

47026148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53231 (or 53229 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 47026148 is about 6857.5613741329. The cubic root of 47026148 is about 360.9495201347.

It can be divided in two parts, 47026 and 148, that added together give a palindrome (47174).

The spelling of 47026148 in words is "forty-seven million, twenty-six thousand, one hundred forty-eight".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884 53197 106394 212788 691561 904349 1383122 1808698 2766244 3617396 11756537 23513074 47026148