Base | Representation |
---|---|
bin | 10101001011101100001… |
… | …010100011100110000100 |
3 | 12011011022112020111010001 |
4 | 111023230022203212010 |
5 | 142322143222330020 |
6 | 3032415502011044 |
7 | 210111432335152 |
oct | 25135412434604 |
9 | 5134275214101 |
10 | 1455661136260 |
11 | 511384842851 |
12 | 1b6149b76a84 |
13 | a7364488266 |
14 | 50650b3a3d2 |
15 | 27ce9a0350a |
hex | 152ec2a3984 |
1455661136260 has 24 divisors (see below), whose sum is σ = 3189796577856. Its totient is φ = 556948608480.
The previous prime is 1455661136249. The next prime is 1455661136261. The reversal of 1455661136260 is 626311665541.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a self number, because there is not a number n which added to its sum of digits gives 1455661136260.
It is not an unprimeable number, because it can be changed into a prime (1455661136261) 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, 1582239906 + ... + 1582240825.
It is an arithmetic number, because the mean of its divisors is an integer number (132908190744).
Almost surely, 21455661136260 is an apocalyptic number.
1455661136260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1455661136260 is an abundant number, since it is smaller than the sum of its proper divisors (1734135441596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1455661136260 is a wasteful number, since it uses less digits than its factorization.
1455661136260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3164480763 (or 3164480761 counting only the distinct ones).
The product of its (nonzero) digits is 777600, while the sum is 46.
The spelling of 1455661136260 in words is "one trillion, four hundred fifty-five billion, six hundred sixty-one million, one hundred thirty-six thousand, two hundred sixty".
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