Base | Representation |
---|---|
bin | 100000110001100101… |
… | …0100000000100001010 |
3 | 20201200010100200122110 |
4 | 1001203022200010022 |
5 | 2123121043031043 |
6 | 52200015403150 |
7 | 5041106051502 |
oct | 1014312400412 |
9 | 221603320573 |
10 | 70383173898 |
11 | 27938515314 |
12 | 117832234b6 |
13 | 683894737b |
14 | 359987aa02 |
15 | 1c6e09db33 |
hex | 10632a010a |
70383173898 has 32 divisors (see below), whose sum is σ = 145475834112. Its totient is φ = 22686272000.
The previous prime is 70383173897. The next prime is 70383173923. The reversal of 70383173898 is 89837138307.
It is a super-2 number, since 2×703831738982 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (70383173893) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1238178 + ... + 1293773.
It is an arithmetic number, because the mean of its divisors is an integer number (4546119816).
Almost surely, 270383173898 is an apocalyptic number.
70383173898 is an abundant number, since it is smaller than the sum of its proper divisors (75092660214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70383173898 is a wasteful number, since it uses less digits than its factorization.
70383173898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2532110.
The product of its (nonzero) digits is 6096384, while the sum is 57.
The spelling of 70383173898 in words is "seventy billion, three hundred eighty-three million, one hundred seventy-three thousand, eight hundred ninety-eight".
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