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38211213042301 = 13175321191153947
BaseRepresentation
bin10001011000000101111011…
…10001111010001001111101
312000021221211010200102011211
420230002331301322021331
520002023031014323201
6213133553335444421
711022445323553045
oct1054027561721175
9160257733612154
1038211213042301
11111a23146640a2
124351709b26711
1318423c044c740
1496160add6725
15463e647d6651
hex22c0bdc7a27d

38211213042301 has 32 divisors (see below), whose sum is σ = 44395637545728. Its totient is φ = 32568963548160.

The previous prime is 38211213042287. The next prime is 38211213042313. The reversal of 38211213042301 is 10324031211283.

It is not a de Polignac number, because 38211213042301 - 223 = 38211204653693 is a prime.

It is a super-2 number, since 2×382112130423012 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38211213042601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248133210 + ... + 248287156.

It is an arithmetic number, because the mean of its divisors is an integer number (1387363673304).

Almost surely, 238211213042301 is an apocalyptic number.

It is an amenable number.

38211213042301 is a deficient number, since it is larger than the sum of its proper divisors (6184424503427).

38211213042301 is a wasteful number, since it uses less digits than its factorization.

38211213042301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175221.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 38211213042301 its reverse (10324031211283), we get a palindrome (48535244253584).

The spelling of 38211213042301 in words is "thirty-eight trillion, two hundred eleven billion, two hundred thirteen million, forty-two thousand, three hundred one".

Divisors: 1 13 17 53 221 689 901 11713 21191 153947 275483 360247 1123123 2001311 2617099 4683211 8159191 14600599 19093091 34022287 106069483 138706247 248210183 1803181211 3262290877 42409781401 55458944909 172901416481 720966283817 2247718414253 2939324080177 38211213042301