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272689152 = 211344383
BaseRepresentation
bin10000010000001…
…110100000000000
3201000010001012020
4100100032200000
51024302023102
643020401440
76520551051
oct2020164000
9630101166
10272689152
1112aa2043a
12773a6280
1344657b38
1428304728
1518e16bbc
hex1040e800

272689152 has 48 divisors (see below), whose sum is σ = 727009920. Its totient is φ = 90894336.

The previous prime is 272689139. The next prime is 272689169. The reversal of 272689152 is 251986272.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16048 + ... + 28335.

It is an arithmetic number, because the mean of its divisors is an integer number (15146040).

Almost surely, 2272689152 is an apocalyptic number.

It is an amenable number.

272689152 is an abundant number, since it is smaller than the sum of its proper divisors (454320768).

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

272689152 is an equidigital number, since it uses as much as digits as its factorization.

272689152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44408 (or 44388 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 272689152 is about 16513.3022742273. The cubic root of 272689152 is about 648.4691009600.

The spelling of 272689152 in words is "two hundred seventy-two million, six hundred eighty-nine thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 6144 44383 88766 133149 177532 266298 355064 532596 710128 1065192 1420256 2130384 2840512 4260768 5681024 8521536 11362048 17043072 22724096 34086144 45448192 68172288 90896384 136344576 272689152