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13267152 = 243429353
BaseRepresentation
bin110010100111…
…000011010000
3220222001010000
4302213003100
511344022102
61152210000
7220524513
oct62470320
926861100
1013267152
117541898
124539900
1329969b2
141a94d7a
15127101c
hexca70d0

13267152 has 100 divisors (see below), whose sum is σ = 39835620. Its totient is φ = 4257792.

The previous prime is 13267151. The next prime is 13267171. The reversal of 13267152 is 25176231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6170256 + 7096896 = 2484^2 + 2664^2 .

It is a super-2 number, since 2×132671522 = 352034644382208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13267151) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37408 + ... + 37760.

Almost surely, 213267152 is an apocalyptic number.

13267152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13267152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19917810).

13267152 is an abundant number, since it is smaller than the sum of its proper divisors (26568468).

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

13267152 is a wasteful number, since it uses less digits than its factorization.

13267152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 387 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 13267152 is about 3642.4101910685. The cubic root of 13267152 is about 236.7332361393.

The spelling of 13267152 in words is "thirteen million, two hundred sixty-seven thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 29 36 48 54 58 72 81 87 108 116 144 162 174 216 232 261 324 348 353 432 464 522 648 696 706 783 1044 1059 1296 1392 1412 1566 2088 2118 2349 2824 3132 3177 4176 4236 4698 5648 6264 6354 8472 9396 9531 10237 12528 12708 16944 18792 19062 20474 25416 28593 30711 37584 38124 40948 50832 57186 61422 76248 81896 92133 114372 122844 152496 163792 184266 228744 245688 276399 368532 457488 491376 552798 737064 829197 1105596 1474128 1658394 2211192 3316788 4422384 6633576 13267152