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272425020 = 22357648631
BaseRepresentation
bin10000001111001…
…110000000111100
3200222121121212120
4100033032000330
51024220100040
643011002540
76515401020
oct2017160074
9628547776
10272425020
1112a85aa4a
1277299450
134459484a
1428276380
1518db37d0
hex103ce03c

272425020 has 48 divisors (see below), whose sum is σ = 871761408. Its totient is φ = 62268480.

The previous prime is 272424991. The next prime is 272425031. The reversal of 272425020 is 20524272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323896 + ... + 324735.

It is an arithmetic number, because the mean of its divisors is an integer number (18161696).

Almost surely, 2272425020 is an apocalyptic number.

272425020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272425020 is an abundant number, since it is smaller than the sum of its proper divisors (599336388).

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

272425020 is a wasteful number, since it uses less digits than its factorization.

272425020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648650 (or 648648 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 272425020 is about 16505.3027842569. The cubic root of 272425020 is about 648.2596600743.

Adding to 272425020 its reverse (20524272), we get a palindrome (292949292).

The spelling of 272425020 in words is "two hundred seventy-two million, four hundred twenty-five thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 648631 1297262 1945893 2594524 3243155 3891786 4540417 6486310 7783572 9080834 9729465 12972620 13621251 18161668 19458930 22702085 27242502 38917860 45404170 54485004 68106255 90808340 136212510 272425020