Search a number
-
+
13070148 = 22371311969
BaseRepresentation
bin110001110110…
…111101000100
3220121000212120
4301312331010
511321221043
61144045540
7216044250
oct61667504
926530776
1013070148
117417883
1244638b0
132928120
141a43260
151232983
hexc76f44

13070148 has 48 divisors (see below), whose sum is σ = 37537920. Its totient is φ = 3446784.

The previous prime is 13070143. The next prime is 13070149. The reversal of 13070148 is 84107031.

It is not an unprimeable number, because it can be changed into a prime (13070143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4893 + ... + 7076.

It is an arithmetic number, because the mean of its divisors is an integer number (782040).

Almost surely, 213070148 is an apocalyptic number.

It is an amenable number.

13070148 is an abundant number, since it is smaller than the sum of its proper divisors (24467772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13070148 is a wasteful number, since it uses less digits than its factorization.

13070148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11996 (or 11994 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 13070148 is about 3615.2659653198. The cubic root of 13070148 is about 235.5556370726. Note that the first 3 decimals are identical.

Adding to 13070148 its reverse (84107031), we get a palindrome (97177179).

The spelling of 13070148 in words is "thirteen million, seventy thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 156 182 273 364 546 1092 11969 23938 35907 47876 71814 83783 143628 155597 167566 251349 311194 335132 466791 502698 622388 933582 1005396 1089179 1867164 2178358 3267537 4356716 6535074 13070148