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2214727272 = 23351139263
BaseRepresentation
bin1000010000000010…
…0000111001101000
312201100101210200000
42010000200321220
514013432233042
61003433143000
7105611604552
oct20400407150
95640353600
102214727272
11a3717941a
1251985aa60
13293ab9b14
141701d24d2
15ce67a74c
hex84020e68

2214727272 has 48 divisors (see below), whose sum is σ = 6220381440. Its totient is φ = 738241776.

The previous prime is 2214727259. The next prime is 2214727297. The reversal of 2214727272 is 2727274122.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 567688 + ... + 571575.

It is an arithmetic number, because the mean of its divisors is an integer number (129591280).

Almost surely, 22214727272 is an apocalyptic number.

It is an amenable number.

2214727272 is an abundant number, since it is smaller than the sum of its proper divisors (4005654168).

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

2214727272 is a wasteful number, since it uses less digits than its factorization.

2214727272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139284 (or 1139268 counting only the distinct ones).

The product of its digits is 43904, while the sum is 36.

The square root of 2214727272 is about 47060.8889843785. Note that the first 3 decimals coincide. The cubic root of 2214727272 is about 1303.4871410258.

The spelling of 2214727272 in words is "two billion, two hundred fourteen million, seven hundred twenty-seven thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 972 1944 1139263 2278526 3417789 4557052 6835578 9114104 10253367 13671156 20506734 27342312 30760101 41013468 61520202 82026936 92280303 123040404 184560606 246080808 276840909 369121212 553681818 738242424 1107363636 2214727272