Base | Representation |
---|---|
bin | 111001111011111… |
… | …000111101001111 |
3 | 2111201222202211212 |
4 | 321323320331033 |
5 | 3442313013403 |
6 | 240241205035 |
7 | 33041605313 |
oct | 7173707517 |
9 | 2451882755 |
10 | 972001103 |
11 | 45973a8a7 |
12 | 23163077b |
13 | 1264b5ca8 |
14 | 9313db43 |
15 | 5a5004d8 |
hex | 39ef8f4f |
972001103 has 4 divisors (see below), whose sum is σ = 975614760. Its totient is φ = 968387448.
The previous prime is 972001099. The next prime is 972001109. The reversal of 972001103 is 301100279.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301100279 = 71 ⋅4240849.
It is a cyclic number.
It is not a de Polignac number, because 972001103 - 22 = 972001099 is a prime.
It is a super-2 number, since 2×9720011032 = 1889572288466433218, which 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 (972001109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1806425 + ... + 1806962.
It is an arithmetic number, because the mean of its divisors is an integer number (243903690).
Almost surely, 2972001103 is an apocalyptic number.
972001103 is a deficient number, since it is larger than the sum of its proper divisors (3613657).
972001103 is a wasteful number, since it uses less digits than its factorization.
972001103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3613656.
The product of its (nonzero) digits is 378, while the sum is 23.
The square root of 972001103 is about 31176.9322256055. The cubic root of 972001103 is about 990.5785493623.
The spelling of 972001103 in words is "nine hundred seventy-two million, one thousand, one hundred three".
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