Base | Representation |
---|---|
bin | 110010101110010111… |
… | …110000110010001110 |
3 | 12012120202122100021220 |
4 | 302232113300302032 |
5 | 1343021024303040 |
6 | 41004303304210 |
7 | 3635460322110 |
oct | 625627606216 |
9 | 165522570256 |
10 | 54465072270 |
11 | 2110a127a24 |
12 | a6802ab066 |
13 | 519cb3761b |
14 | 28c97473b0 |
15 | 163b8842d0 |
hex | cae5f0c8e |
54465072270 has 128 divisors (see below), whose sum is σ = 152533269504. Its totient is φ = 12189886464.
The previous prime is 54465072239. The next prime is 54465072281. The reversal of 54465072270 is 7227056445.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1955764 + ... + 1983416.
It is an arithmetic number, because the mean of its divisors is an integer number (1191666168).
Almost surely, 254465072270 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54465072270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76266634752).
54465072270 is an abundant number, since it is smaller than the sum of its proper divisors (98068197234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54465072270 is a wasteful number, since it uses less digits than its factorization.
54465072270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27866.
The product of its (nonzero) digits is 470400, while the sum is 42.
The spelling of 54465072270 in words is "fifty-four billion, four hundred sixty-five million, seventy-two thousand, two hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •