Base | Representation |
---|---|
bin | 101111100000001011… |
… | …0010100000000100101 |
3 | 100202022100022002220010 |
4 | 1133000112110000211 |
5 | 3132404344304110 |
6 | 114510252400433 |
7 | 10240635635136 |
oct | 1370026240045 |
9 | 322270262803 |
10 | 102011322405 |
11 | 3a298806423 |
12 | 1792b476119 |
13 | 980941c545 |
14 | 4d1a225c8d |
15 | 29c0ad7020 |
hex | 17c0594025 |
102011322405 has 16 divisors (see below), whose sum is σ = 167013887040. Its totient is φ = 53140781568.
The previous prime is 102011322367. The next prime is 102011322437. The reversal of 102011322405 is 504223110201.
It is not a de Polignac number, because 102011322405 - 210 = 102011321381 is a prime.
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, 79077900 + ... + 79079189.
It is an arithmetic number, because the mean of its divisors is an integer number (10438367940).
Almost surely, 2102011322405 is an apocalyptic number.
102011322405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
102011322405 is a deficient number, since it is larger than the sum of its proper divisors (65002564635).
102011322405 is a wasteful number, since it uses less digits than its factorization.
102011322405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158157140.
The product of its (nonzero) digits is 480, while the sum is 21.
Adding to 102011322405 its reverse (504223110201), we get a palindrome (606234432606).
The spelling of 102011322405 in words is "one hundred two billion, eleven million, three hundred twenty-two thousand, four hundred five".
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