Base | Representation |
---|---|
bin | 1000100111111… |
… | …01111000100010 |
3 | 12001010102001010 |
4 | 10103331320202 |
5 | 122004434244 |
6 | 11102321350 |
7 | 1535622516 |
oct | 423757042 |
9 | 161112033 |
10 | 72343074 |
11 | 37921471 |
12 | 20289256 |
13 | 11cac16b |
14 | 9872146 |
15 | 653eeb9 |
hex | 44fde22 |
72343074 has 8 divisors (see below), whose sum is σ = 144686160. Its totient is φ = 24114356.
The previous prime is 72343069. The next prime is 72343087. The reversal of 72343074 is 47034327.
It is a sphenic number, since it is the product of 3 distinct primes.
72343074 is an admirable number.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6028584 + ... + 6028595.
It is an arithmetic number, because the mean of its divisors is an integer number (18085770).
Almost surely, 272343074 is an apocalyptic number.
72343074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72343074 is a wasteful number, since it uses less digits than its factorization.
72343074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12057184.
The product of its (nonzero) digits is 14112, while the sum is 30.
The square root of 72343074 is about 8505.4731790771. The cubic root of 72343074 is about 416.6764796267.
The spelling of 72343074 in words is "seventy-two million, three hundred forty-three thousand, seventy-four".
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