Base | Representation |
---|---|
bin | 1001010000001011… |
… | …10010010111110101 |
3 | 110211012100212001111 |
4 | 10220011302113311 |
5 | 40133144313411 |
6 | 2140532155021 |
7 | 234046450030 |
oct | 45005622765 |
9 | 13735325044 |
10 | 4967572981 |
11 | 211a07a118 |
12 | b67768a71 |
13 | 612216cc7 |
14 | 351a60017 |
15 | 1e119d721 |
hex | 1281725f5 |
4967572981 has 4 divisors (see below), whose sum is σ = 5677226272. Its totient is φ = 4257919692.
The previous prime is 4967572963. The next prime is 4967572993. The reversal of 4967572981 is 1892757694.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4967572981 is a prime.
It is a super-2 number, since 2×49675729812 = 49353562643122452722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4967572921) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354826635 + ... + 354826648.
It is an arithmetic number, because the mean of its divisors is an integer number (1419306568).
Almost surely, 24967572981 is an apocalyptic number.
It is an amenable number.
4967572981 is a deficient number, since it is larger than the sum of its proper divisors (709653291).
4967572981 is an equidigital number, since it uses as much as digits as its factorization.
4967572981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 709653290.
The product of its digits is 7620480, while the sum is 58.
The square root of 4967572981 is about 70481.0114924580. The cubic root of 4967572981 is about 1706.2712982157.
The spelling of 4967572981 in words is "four billion, nine hundred sixty-seven million, five hundred seventy-two thousand, nine hundred eighty-one".
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