Base | Representation |
---|---|
bin | 1001001011000… |
… | …01100000001100 |
3 | 12100210020021101 |
4 | 10211201200030 |
5 | 124144223140 |
6 | 11345112444 |
7 | 1623011446 |
oct | 445414014 |
9 | 170706241 |
10 | 76945420 |
11 | 3a485262 |
12 | 21928724 |
13 | 12c30c46 |
14 | a30d496 |
15 | 6b4d99a |
hex | 496180c |
76945420 has 12 divisors (see below), whose sum is σ = 161585424. Its totient is φ = 30778160.
The previous prime is 76945411. The next prime is 76945457. The reversal of 76945420 is 2454967.
It is a self number, because there is not a number n which added to its sum of digits gives 76945420.
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, 1923616 + ... + 1923655.
It is an arithmetic number, because the mean of its divisors is an integer number (13465452).
Almost surely, 276945420 is an apocalyptic number.
It is an amenable number.
76945420 is an abundant number, since it is smaller than the sum of its proper divisors (84640004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76945420 is a wasteful number, since it uses less digits than its factorization.
76945420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3847280 (or 3847278 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 76945420 is about 8771.8538519517. The cubic root of 76945420 is about 425.3315429106.
The spelling of 76945420 in words is "seventy-six million, nine hundred forty-five thousand, four hundred twenty".
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