Base | Representation |
---|---|
bin | 1000110101001… |
… | …01101011111010 |
3 | 12011101121020120 |
4 | 10122211223322 |
5 | 122431011340 |
6 | 11203434110 |
7 | 1556442450 |
oct | 432455372 |
9 | 164347216 |
10 | 74078970 |
11 | 388a7699 |
12 | 20985936 |
13 | 12469314 |
14 | 9ba49d0 |
15 | 67844d0 |
hex | 46a5afa |
74078970 has 32 divisors (see below), whose sum is σ = 203188608. Its totient is φ = 16932288.
The previous prime is 74078951. The next prime is 74078993. The reversal of 74078970 is 7987047.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176169 + ... + 176588.
It is an arithmetic number, because the mean of its divisors is an integer number (6349644).
Almost surely, 274078970 is an apocalyptic number.
74078970 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
74078970 is an abundant number, since it is smaller than the sum of its proper divisors (129109638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74078970 is a wasteful number, since it uses less digits than its factorization.
74078970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 352774.
The product of its (nonzero) digits is 98784, while the sum is 42.
The square root of 74078970 is about 8606.9140811327. The cubic root of 74078970 is about 419.9829358146.
The spelling of 74078970 in words is "seventy-four million, seventy-eight thousand, nine hundred seventy".
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