Base | Representation |
---|---|
bin | 11101101100000000110… |
… | …00110101110000100110 |
3 | 10121111221211012020022220 |
4 | 32312000120311300212 |
5 | 113203041134310304 |
6 | 2100335404333210 |
7 | 133461032342130 |
oct | 16660030656046 |
9 | 3544854166286 |
10 | 1020061244454 |
11 | 363672a8586a |
12 | 145840544206 |
13 | 752645679a5 |
14 | 3752a912050 |
15 | 1b802a7dad9 |
hex | ed80635c26 |
1020061244454 has 64 divisors (see below), whose sum is σ = 2408403566592. Its totient is φ = 281854375200.
The previous prime is 1020061244437. The next prime is 1020061244471. The reversal of 1020061244454 is 4544421600201.
It is an interprime number because it is at equal distance from previous prime (1020061244437) and next prime (1020061244471).
It is a congruent number.
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, 1672639 + ... + 2199509.
It is an arithmetic number, because the mean of its divisors is an integer number (37631305728).
Almost surely, 21020061244454 is an apocalyptic number.
1020061244454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1020061244454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1204201783296).
1020061244454 is an abundant number, since it is smaller than the sum of its proper divisors (1388342322138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020061244454 is a wasteful number, since it uses less digits than its factorization.
1020061244454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528401.
The product of its (nonzero) digits is 30720, while the sum is 33.
Adding to 1020061244454 its reverse (4544421600201), we get a palindrome (5564482844655).
The spelling of 1020061244454 in words is "one trillion, twenty billion, sixty-one million, two hundred forty-four thousand, four hundred fifty-four".
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