Base | Representation |
---|---|
bin | 1100001110010101101… |
… | …10011000111101111100 |
3 | 1111011010120110221202120 |
4 | 12013022312120331330 |
5 | 23340142330132023 |
6 | 520541404522540 |
7 | 42226236205545 |
oct | 6071266307574 |
9 | 1434116427676 |
10 | 420015083388 |
11 | 15214462382a |
12 | 6949a250450 |
13 | 307b8197554 |
14 | 164864934cc |
15 | add3b438e3 |
hex | 61cad98f7c |
420015083388 has 12 divisors (see below), whose sum is σ = 980035194600. Its totient is φ = 140005027792.
The previous prime is 420015083363. The next prime is 420015083413. The reversal of 420015083388 is 883380510024.
It is an interprime number because it is at equal distance from previous prime (420015083363) and next prime (420015083413).
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17500628463 + ... + 17500628486.
It is an arithmetic number, because the mean of its divisors is an integer number (81669599550).
Almost surely, 2420015083388 is an apocalyptic number.
It is an amenable number.
420015083388 is an abundant number, since it is smaller than the sum of its proper divisors (560020111212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420015083388 is a wasteful number, since it uses less digits than its factorization.
420015083388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35001256956 (or 35001256954 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 42.
The spelling of 420015083388 in words is "four hundred twenty billion, fifteen million, eighty-three thousand, three hundred eighty-eight".
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