Base | Representation |
---|---|
bin | 1101111000111111… |
… | …10011001101000111 |
3 | 201020201110012012120 |
4 | 12330133303031013 |
5 | 110233044420403 |
6 | 3231554221023 |
7 | 352542011400 |
oct | 67437631507 |
9 | 21221405176 |
10 | 7457420103 |
11 | 3187579111 |
12 | 1541584773 |
13 | 91b000123 |
14 | 50a5ca9a7 |
15 | 2d9a70e53 |
hex | 1bc7f3347 |
7457420103 has 12 divisors (see below), whose sum is σ = 11566611000. Its totient is φ = 4261382832.
The previous prime is 7457420099. The next prime is 7457420123. The reversal of 7457420103 is 3010247547.
It is not a de Polignac number, because 7457420103 - 22 = 7457420099 is a prime.
It is a super-2 number, since 2×74574201032 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7457420123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25365228 + ... + 25365521.
It is an arithmetic number, because the mean of its divisors is an integer number (963884250).
Almost surely, 27457420103 is an apocalyptic number.
7457420103 is a deficient number, since it is larger than the sum of its proper divisors (4109190897).
7457420103 is a wasteful number, since it uses less digits than its factorization.
7457420103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50730766 (or 50730759 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 33.
The square root of 7457420103 is about 86356.3553133178. The cubic root of 7457420103 is about 1953.7224623775.
The spelling of 7457420103 in words is "seven billion, four hundred fifty-seven million, four hundred twenty thousand, one hundred three".
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