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272102155400 = 23526720306131
BaseRepresentation
bin1111110101101010001…
…1010110010010001000
3222000100021012200110102
43331122203112102020
513424231122433100
6325000233304532
725441642105415
oct3753243262210
9860307180412
10272102155400
11a5441633789
124489a565148
131c87512a75a
14d253d8510c
1571283c5cd5
hex3f5a8d6488

272102155400 has 48 divisors (see below), whose sum is σ = 642079893840. Its totient is φ = 107216366400.

The previous prime is 272102155361. The next prime is 272102155411. The reversal of 272102155400 is 4551201272.

It is a happy number.

272102155400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10139666 + ... + 10166465.

It is an arithmetic number, because the mean of its divisors is an integer number (13376664455).

Almost surely, 2272102155400 is an apocalyptic number.

272102155400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

272102155400 is an abundant number, since it is smaller than the sum of its proper divisors (369977738440).

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

272102155400 is a wasteful number, since it uses less digits than its factorization.

272102155400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20306214 (or 20306205 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

Adding to 272102155400 its reverse (4551201272), we get a palindrome (276653356672).

The spelling of 272102155400 in words is "two hundred seventy-two billion, one hundred two million, one hundred fifty-five thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 67 100 134 200 268 335 536 670 1340 1675 2680 3350 6700 13400 20306131 40612262 81224524 101530655 162449048 203061310 406122620 507653275 812245240 1015306550 1360510777 2030613100 2721021554 4061226200 5442043108 6802553885 10884086216 13605107770 27210215540 34012769425 54420431080 68025538850 136051077700 272102155400