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13340148 = 22343103251
BaseRepresentation
bin110010111000…
…110111110100
3221002202020120
4302320313310
511403341043
61153531540
7221250363
oct62706764
927082216
1013340148
117591718
124573bb0
1329c0ca3
141ab37da
151287983
hexcb8df4

13340148 has 48 divisors (see below), whose sum is σ = 32288256. Its totient is φ = 4284000.

The previous prime is 13340143. The next prime is 13340167. The reversal of 13340148 is 84104331.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53023 + ... + 53273.

It is an arithmetic number, because the mean of its divisors is an integer number (672672).

Almost surely, 213340148 is an apocalyptic number.

It is an amenable number.

13340148 is an abundant number, since it is smaller than the sum of its proper divisors (18948108).

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

13340148 is a wasteful number, since it uses less digits than its factorization.

13340148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 13340148 is about 3652.4167341638. The cubic root of 13340148 is about 237.1666118225.

Adding to 13340148 its reverse (84104331), we get a palindrome (97444479).

The spelling of 13340148 in words is "thirteen million, three hundred forty thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 43 86 103 129 172 206 251 258 309 412 502 516 618 753 1004 1236 1506 3012 4429 8858 10793 13287 17716 21586 25853 26574 32379 43172 51706 53148 64758 77559 103412 129516 155118 310236 1111679 2223358 3335037 4446716 6670074 13340148