Base | Representation |
---|---|
bin | 1101111001001001110000… |
… | …01001001010100010101100 |
3 | 11000011122120210202201210010 |
4 | 12330210320021022202230 |
5 | 13001022014320144040 |
6 | 144550542255013220 |
7 | 6302145233601543 |
oct | 674447011124254 |
9 | 130148523681703 |
10 | 30551044303020 |
11 | 980969705494a |
12 | 3514bb6b0a210 |
13 | 1407c497a9207 |
14 | 77896d8a115a |
15 | 37ea81cd4e80 |
hex | 1bc93824a8ac |
30551044303020 has 96 divisors (see below), whose sum is σ = 85629486781440. Its totient is φ = 8138702557440.
The previous prime is 30551044302973. The next prime is 30551044303051. The reversal of 30551044303020 is 2030344015503.
It is a super-2 number, since 2×305510443030202 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1046576625 + ... + 1046605815.
It is an arithmetic number, because the mean of its divisors is an integer number (891973820640).
Almost surely, 230551044303020 is an apocalyptic number.
30551044303020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30551044303020 is an abundant number, since it is smaller than the sum of its proper divisors (55078442478420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30551044303020 is a wasteful number, since it uses less digits than its factorization.
30551044303020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46255 (or 46253 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 30.
Adding to 30551044303020 its reverse (2030344015503), we get a palindrome (32581388318523).
The spelling of 30551044303020 in words is "thirty trillion, five hundred fifty-one billion, forty-four million, three hundred three thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •