Base | Representation |
---|---|
bin | 100010100100110111… |
… | …1111010101000101100 |
3 | 21002122201202022001220 |
4 | 1011021233322220230 |
5 | 2204031421213430 |
6 | 54035532303340 |
7 | 5236012251111 |
oct | 1051157725054 |
9 | 232581668056 |
10 | 74251741740 |
11 | 29543199620 |
12 | 12482911b50 |
13 | 700426b477 |
14 | 384557a908 |
15 | 1de8a11110 |
hex | 1149bfaa2c |
74251741740 has 96 divisors (see below), whose sum is σ = 226981488384. Its totient is φ = 17986440960.
The previous prime is 74251741703. The next prime is 74251741801. The reversal of 74251741740 is 4714715247.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 74251741692 and 74251741701.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 819582 + ... + 905658.
It is an arithmetic number, because the mean of its divisors is an integer number (2364390504).
Almost surely, 274251741740 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74251741740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113490744192).
74251741740 is an abundant number, since it is smaller than the sum of its proper divisors (152729746644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74251741740 is a wasteful number, since it uses less digits than its factorization.
74251741740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87407 (or 87405 counting only the distinct ones).
The product of its (nonzero) digits is 219520, while the sum is 42.
The spelling of 74251741740 in words is "seventy-four billion, two hundred fifty-one million, seven hundred forty-one thousand, seven hundred forty".
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