Base | Representation |
---|---|
bin | 1000111010100… |
… | …00000110000101 |
3 | 12012201001201020 |
4 | 10131100012011 |
5 | 123120330330 |
6 | 11230421353 |
7 | 1565410434 |
oct | 435200605 |
9 | 165631636 |
10 | 74776965 |
11 | 3923404a |
12 | 21061859 |
13 | 12651c33 |
14 | 9d0711b |
15 | 6871210 |
hex | 4750185 |
74776965 has 32 divisors (see below), whose sum is σ = 127733760. Its totient is φ = 37223424.
The previous prime is 74776927. The next prime is 74776967. The reversal of 74776965 is 56967747.
It is not a de Polignac number, because 74776965 - 26 = 74776901 is a prime.
It is a super-2 number, since 2×747769652 = 11183188989222450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74776967) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31231 + ... + 33539.
It is an arithmetic number, because the mean of its divisors is an integer number (3991680).
Almost surely, 274776965 is an apocalyptic number.
It is an amenable number.
74776965 is a deficient number, since it is larger than the sum of its proper divisors (52956795).
74776965 is a wasteful number, since it uses less digits than its factorization.
74776965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2461.
The product of its digits is 2222640, while the sum is 51.
The square root of 74776965 is about 8647.3675184995. The cubic root of 74776965 is about 421.2978842390.
The spelling of 74776965 in words is "seventy-four million, seven hundred seventy-six thousand, nine hundred sixty-five".
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