Base | Representation |
---|---|
bin | 101001010000110… |
… | …0000110010100010 |
3 | 10120111012201221220 |
4 | 1102201200302202 |
5 | 10313414014040 |
6 | 345214555510 |
7 | 46211125020 |
oct | 12241406242 |
9 | 3514181856 |
10 | 1384516770 |
11 | 650583a3a |
12 | 327808b96 |
13 | 190aba1c0 |
14 | d1c41710 |
15 | 818372d0 |
hex | 52860ca2 |
1384516770 has 64 divisors (see below), whose sum is σ = 4089657600. Its totient is φ = 292117248.
The previous prime is 1384516769. The next prime is 1384516781. The reversal of 1384516770 is 776154831.
It is a super-2 number, since 2×13845167702 = 3833773372822465800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250845 + ... + 256304.
It is an arithmetic number, because the mean of its divisors is an integer number (63900900).
Almost surely, 21384516770 is an apocalyptic number.
1384516770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1384516770 is an abundant number, since it is smaller than the sum of its proper divisors (2705140830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1384516770 is a wasteful number, since it uses less digits than its factorization.
1384516770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 507179.
The product of its (nonzero) digits is 141120, while the sum is 42.
The square root of 1384516770 is about 37209.0952590895. The cubic root of 1384516770 is about 1114.5496166755.
The spelling of 1384516770 in words is "one billion, three hundred eighty-four million, five hundred sixteen thousand, seven hundred seventy".
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