Base | Representation |
---|---|
bin | 11011010010110110101100… |
… | …11100010000010101000000 |
3 | 21212111222220111100101020120 |
4 | 31221123112130100111000 |
5 | 30331342433001203230 |
6 | 331353252154340240 |
7 | 15433256666202540 |
oct | 1551332634202500 |
9 | 255458814311216 |
10 | 60021470725440 |
11 | 18140a655169a4 |
12 | 689469112a680 |
13 | 2765000b68663 |
14 | 10b70aa0a1320 |
15 | 6e14699d4310 |
hex | 3696d6710540 |
60021470725440 has 448 divisors, whose sum is σ = 218770208778240. Its totient is φ = 13657641984000.
The previous prime is 60021470725429. The next prime is 60021470725487. The reversal of 60021470725440 is 4452707412006.
It is a tau number, because it is divible by the number of its divisors (448).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 60021470725392 and 60021470725401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3827159839 + ... + 3827175521.
It is an arithmetic number, because the mean of its divisors is an integer number (488326358880).
Almost surely, 260021470725440 is an apocalyptic number.
60021470725440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 60021470725440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109385104389120).
60021470725440 is an abundant number, since it is smaller than the sum of its proper divisors (158748738052800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60021470725440 is a wasteful number, since it uses less digits than its factorization.
60021470725440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18230 (or 18220 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 42.
The spelling of 60021470725440 in words is "sixty trillion, twenty-one billion, four hundred seventy million, seven hundred twenty-five thousand, four hundred forty".
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