Base | Representation |
---|---|
bin | 1101110111110100100000… |
… | …01110110111100001101101 |
3 | 11000000021110020112221002021 |
4 | 12323322100032313201231 |
5 | 12444244302023141444 |
6 | 144513533034430141 |
7 | 6265635133621666 |
oct | 673722016674155 |
9 | 130007406487067 |
10 | 30505277552749 |
11 | 97a12409a8a9a |
12 | 3508163892351 |
13 | 1403834a873ac |
14 | 77666b48036d |
15 | 37d7a3ddb584 |
hex | 1bbe903b786d |
30505277552749 has 8 divisors (see below), whose sum is σ = 31500166021632. Its totient is φ = 29511067037520.
The previous prime is 30505277552693. The next prime is 30505277552767. The reversal of 30505277552749 is 94725577250503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30505277552749 - 27 = 30505277552621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30505277522749) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169396954 + ... + 169576939.
It is an arithmetic number, because the mean of its divisors is an integer number (3937520752704).
Almost surely, 230505277552749 is an apocalyptic number.
It is an amenable number.
30505277552749 is a deficient number, since it is larger than the sum of its proper divisors (994888468883).
30505277552749 is a wasteful number, since it uses less digits than its factorization.
30505277552749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338976827.
The product of its (nonzero) digits is 92610000, while the sum is 61.
The spelling of 30505277552749 in words is "thirty trillion, five hundred five billion, two hundred seventy-seven million, five hundred fifty-two thousand, seven hundred forty-nine".
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