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2725555272 = 2331137279029
BaseRepresentation
bin1010001001110100…
…1010110001001000
321000221121112221120
42202131022301020
521040220232042
61130242035240
7124353560166
oct24235126110
97027545846
102725555272
111179561020
12640948b20
133458935cb
141bbda6236
1510e431dec
hexa274ac48

2725555272 has 64 divisors (see below), whose sum is σ = 7634260800. Its totient is φ = 803600640.

The previous prime is 2725555219. The next prime is 2725555303.

2725555272 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129747 + ... + 149282.

It is an arithmetic number, because the mean of its divisors is an integer number (119285325).

Almost surely, 22725555272 is an apocalyptic number.

2725555272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2725555272 is an abundant number, since it is smaller than the sum of its proper divisors (4908705528).

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

2725555272 is a wasteful number, since it uses less digits than its factorization.

2725555272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279086 (or 279082 counting only the distinct ones).

The product of its digits is 490000, while the sum is 42.

The square root of 2725555272 is about 52206.8508148117. The cubic root of 2725555272 is about 1396.8560866449.

The spelling of 2725555272 in words is "two billion, seven hundred twenty-five million, five hundred fifty-five thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 37 44 66 74 88 111 132 148 222 264 296 407 444 814 888 1221 1628 2442 3256 4884 9768 279029 558058 837087 1116116 1674174 2232232 3069319 3348348 6138638 6696696 9207957 10324073 12277276 18415914 20648146 24554552 30972219 36831828 41296292 61944438 73663656 82592584 113564803 123888876 227129606 247777752 340694409 454259212 681388818 908518424 1362777636 2725555272