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132628512 = 2531924389
BaseRepresentation
bin1111110011111…
…00000000100000
3100020120020010010
413321330000200
5232423103022
621054404520
73200216022
oct771740040
9306506103
10132628512
1168957845
1238500740
1321629013
1413886012
15b99c50c
hex7e7c020

132628512 has 144 divisors (see below), whose sum is σ = 380207520. Its totient is φ = 40449024.

The previous prime is 132628487. The next prime is 132628523. The reversal of 132628512 is 215826231.

It is a self number, because there is not a number n which added to its sum of digits gives 132628512.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1490164 + ... + 1490252.

It is an arithmetic number, because the mean of its divisors is an integer number (2640330).

Almost surely, 2132628512 is an apocalyptic number.

132628512 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 132628512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190103760).

132628512 is an abundant number, since it is smaller than the sum of its proper divisors (247579008).

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

132628512 is a wasteful number, since it uses less digits than its factorization.

132628512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 156 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 132628512 is about 11516.4452848959. The cubic root of 132628512 is about 509.9711786865.

The spelling of 132628512 in words is "one hundred thirty-two million, six hundred twenty-eight thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 19 24 32 38 43 48 57 76 86 89 96 114 129 152 172 178 228 258 267 304 344 356 361 456 516 534 608 688 712 722 817 912 1032 1068 1083 1376 1424 1444 1634 1691 1824 2064 2136 2166 2451 2848 2888 3268 3382 3827 4128 4272 4332 4902 5073 5776 6536 6764 7654 8544 8664 9804 10146 11481 11552 13072 13528 15308 15523 17328 19608 20292 22962 26144 27056 30616 31046 32129 34656 39216 40584 45924 46569 54112 61232 62092 64258 72713 78432 81168 91848 93138 96387 122464 124184 128516 145426 162336 183696 186276 192774 218139 248368 257032 290852 367392 372552 385548 436278 496736 514064 581704 745104 771096 872556 1028128 1163408 1381547 1490208 1542192 1745112 2326816 2763094 3084384 3490224 4144641 5526188 6980448 8289282 11052376 16578564 22104752 33157128 44209504 66314256 132628512