Base | Representation |
---|---|
bin | 11000100011001001010… |
… | …010000110001011001010 |
3 | 12222021110012220221201012 |
4 | 120203021102012023022 |
5 | 210114441030104310 |
6 | 3330555441323522 |
7 | 232611351425351 |
oct | 30431122061312 |
9 | 5867405827635 |
10 | 1687004144330 |
11 | 5a04aa94a8aa |
12 | 232b523365a2 |
13 | c311218524b |
14 | 5b919780998 |
15 | 2dd39939c05 |
hex | 188c94862ca |
1687004144330 has 32 divisors (see below), whose sum is σ = 3074765063040. Its totient is φ = 666357451200.
The previous prime is 1687004144327. The next prime is 1687004144347. The reversal of 1687004144330 is 334414007861.
It is a super-2 number, since 2×16870041443302 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1820774 + ... + 2586353.
It is an arithmetic number, because the mean of its divisors is an integer number (96086408220).
Almost surely, 21687004144330 is an apocalyptic number.
1687004144330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1687004144330 is a deficient number, since it is larger than the sum of its proper divisors (1387760918710).
1687004144330 is a wasteful number, since it uses less digits than its factorization.
1687004144330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4407614.
The product of its (nonzero) digits is 193536, while the sum is 41.
The spelling of 1687004144330 in words is "one trillion, six hundred eighty-seven billion, four million, one hundred forty-four thousand, three hundred thirty".
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