Base | Representation |
---|---|
bin | 100010101101000001… |
… | …0110110111110010010 |
3 | 21010100210012111222220 |
4 | 1011122002312332102 |
5 | 2210111414033210 |
6 | 54123020241510 |
7 | 5245542156120 |
oct | 1053202667622 |
9 | 233323174886 |
10 | 74525142930 |
11 | 29673555a17 |
12 | 1253a3a0296 |
13 | 7048ab5414 |
14 | 386d9c8910 |
15 | 1e12a18c70 |
hex | 115a0b6f92 |
74525142930 has 32 divisors (see below), whose sum is σ = 204411821184. Its totient is φ = 17034318336.
The previous prime is 74525142899. The next prime is 74525142959. The reversal of 74525142930 is 3924152547.
It is a happy number.
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, 177440607 + ... + 177441026.
It is an arithmetic number, because the mean of its divisors is an integer number (6387869412).
Almost surely, 274525142930 is an apocalyptic number.
74525142930 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
74525142930 is an abundant number, since it is smaller than the sum of its proper divisors (129886678254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74525142930 is a wasteful number, since it uses less digits than its factorization.
74525142930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 354881650.
The product of its (nonzero) digits is 302400, while the sum is 42.
The spelling of 74525142930 in words is "seventy-four billion, five hundred twenty-five million, one hundred forty-two thousand, nine hundred thirty".
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