Base | Representation |
---|---|
bin | 11101011010101101101… |
… | …10001111111111100101 |
3 | 10120121222121022110100121 |
4 | 32231112312033333211 |
5 | 113030031220021141 |
6 | 2052202054441541 |
7 | 133011634304125 |
oct | 16552666177745 |
9 | 3517877273317 |
10 | 1010774376421 |
11 | 35a73786a417 |
12 | 143a8a3632b1 |
13 | 74414536bc4 |
14 | 36cc9384c85 |
15 | 1b45c5d91d1 |
hex | eb56d8ffe5 |
1010774376421 has 16 divisors (see below), whose sum is σ = 1041328345024. Its totient is φ = 980546321664.
The previous prime is 1010774376371. The next prime is 1010774376427. The reversal of 1010774376421 is 1246734770101.
It is a cyclic number.
It is not a de Polignac number, because 1010774376421 - 231 = 1008626892773 is a prime.
It is a super-2 number, since 2×10107743764212 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1010774376427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15812701 + ... + 15876493.
It is an arithmetic number, because the mean of its divisors is an integer number (65083021564).
Almost surely, 21010774376421 is an apocalyptic number.
It is an amenable number.
1010774376421 is a deficient number, since it is larger than the sum of its proper divisors (30553968603).
1010774376421 is a wasteful number, since it uses less digits than its factorization.
1010774376421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66340.
The product of its (nonzero) digits is 197568, while the sum is 43.
The spelling of 1010774376421 in words is "one trillion, ten billion, seven hundred seventy-four million, three hundred seventy-six thousand, four hundred twenty-one".
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