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272913028 = 22281924203
BaseRepresentation
bin10000010001000…
…101001010000100
3201000112102021221
4100101011022010
51024331204103
643025250124
76522502543
oct2021051204
9630472257
10272913028
11130063663
1277493944
13447059cb
142836215a
1518e5d1bd
hex10445284

272913028 has 12 divisors (see below), whose sum is σ = 477786960. Its totient is φ = 136402472.

The previous prime is 272913013. The next prime is 272913029. The reversal of 272913028 is 820319272.

272913028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 272912984 and 272913002.

It is not an unprimeable number, because it can be changed into a prime (272913029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826 + ... + 23377.

It is an arithmetic number, because the mean of its divisors is an integer number (39815580).

Almost surely, 2272913028 is an apocalyptic number.

It is an amenable number.

272913028 is a deficient number, since it is larger than the sum of its proper divisors (204873932).

272913028 is a wasteful number, since it uses less digits than its factorization.

272913028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27026 (or 27024 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 272913028 is about 16520.0795397601. The cubic root of 272913028 is about 648.6465153722.

The spelling of 272913028 in words is "two hundred seventy-two million, nine hundred thirteen thousand, twenty-eight".

Divisors: 1 2 4 2819 5638 11276 24203 48406 96812 68228257 136456514 272913028