Base | Representation |
---|---|
bin | 100010110110100011… |
… | …0101000101100110111 |
3 | 21011012001212212102221 |
4 | 1011231012220230313 |
5 | 2211240243301101 |
6 | 54214441543211 |
7 | 5256504103660 |
oct | 1055506505467 |
9 | 234161785387 |
10 | 74844900151 |
11 | 29817aa428a |
12 | 126094a4b07 |
13 | 709a10cc88 |
14 | 38a0262367 |
15 | 1e30b2baa1 |
hex | 116d1a8b37 |
74844900151 has 4 divisors (see below), whose sum is σ = 85537028752. Its totient is φ = 64152771552.
The previous prime is 74844900107. The next prime is 74844900167. The reversal of 74844900151 is 15100944847.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15100944847 = 3967 ⋅3806641.
It is a cyclic number.
It is not a de Polignac number, because 74844900151 - 213 = 74844891959 is a prime.
It is a super-2 number, since 2×748449001512 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 74844900098 and 74844900107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74844904151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5346064290 + ... + 5346064303.
It is an arithmetic number, because the mean of its divisors is an integer number (21384257188).
Almost surely, 274844900151 is an apocalyptic number.
74844900151 is a deficient number, since it is larger than the sum of its proper divisors (10692128601).
74844900151 is a wasteful number, since it uses less digits than its factorization.
74844900151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10692128600.
The product of its (nonzero) digits is 161280, while the sum is 43.
The spelling of 74844900151 in words is "seventy-four billion, eight hundred forty-four million, nine hundred thousand, one hundred fifty-one".
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