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13050221206 = 21123151170801
BaseRepresentation
bin11000010011101101…
…01001001010010110
31020200111021221000011
430021312221022112
5203211324034311
65554543310434
7641253023101
oct141166511226
936614257004
1013050221206
115597567390
1226425ab41a
1312cc9069a9
148bb2bd738
15515a72321
hex309da9296

13050221206 has 32 divisors (see below), whose sum is σ = 22431085056. Its totient is φ = 5636400000.

The previous prime is 13050221201. The next prime is 13050221213. The reversal of 13050221206 is 60212205031.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13050221201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8995 + ... + 161806.

It is an arithmetic number, because the mean of its divisors is an integer number (700971408).

Almost surely, 213050221206 is an apocalyptic number.

13050221206 is a deficient number, since it is larger than the sum of its proper divisors (9380863850).

13050221206 is a wasteful number, since it uses less digits than its factorization.

13050221206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170988.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 13050221206 its reverse (60212205031), we get a palindrome (73262426237).

It can be divided in two parts, 13050 and 221206, that added together give a 4-th power (234256 = 224).

The spelling of 13050221206 in words is "thirteen billion, fifty million, two hundred twenty-one thousand, two hundred six".

Divisors: 1 2 11 22 23 46 151 253 302 506 1661 3322 3473 6946 38203 76406 170801 341602 1878811 3757622 3928423 7856846 25790951 43212653 51581902 86425306 283700461 567400922 593191873 1186383746 6525110603 13050221206