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12670148 = 2223413359
BaseRepresentation
bin110000010101…
…010011000100
3212211201011202
4300111103010
511220421043
61131322032
7212460131
oct60252304
925751152
1012670148
1171742a7
1242b0318
13281803a
14197b588
1511a41b8
hexc154c4

12670148 has 24 divisors (see below), whose sum is σ = 23708160. Its totient is φ = 5910080.

The previous prime is 12670139. The next prime is 12670183. The reversal of 12670148 is 84107621.

It is a self number, because there is not a number n which added to its sum of digits gives 12670148.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2093 + ... + 5451.

It is an arithmetic number, because the mean of its divisors is an integer number (987840).

Almost surely, 212670148 is an apocalyptic number.

It is an amenable number.

12670148 is a deficient number, since it is larger than the sum of its proper divisors (11038012).

12670148 is a wasteful number, since it uses less digits than its factorization.

12670148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427 (or 3425 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 12670148 is about 3559.5151355206. The cubic root of 12670148 is about 233.1277090970.

Adding to 12670148 its reverse (84107621), we get a palindrome (96777769).

The spelling of 12670148 in words is "twelve million, six hundred seventy thousand, one hundred forty-eight".

Divisors: 1 2 4 23 41 46 82 92 164 943 1886 3359 3772 6718 13436 77257 137719 154514 275438 309028 550876 3167537 6335074 12670148