Base | Representation |
---|---|
bin | 10010000011000… |
… | …01011001010000 |
3 | 101112212121100110 |
4 | 21001201121100 |
5 | 302224100442 |
6 | 23004521320 |
7 | 3515553360 |
oct | 1101413120 |
9 | 345777313 |
10 | 151393872 |
11 | 78504503 |
12 | 42850240 |
13 | 25499496 |
14 | 1616c9a0 |
15 | d45769c |
hex | 9061650 |
151393872 has 80 divisors (see below), whose sum is σ = 451256832. Its totient is φ = 42840960.
The previous prime is 151393871. The next prime is 151393873. The reversal of 151393872 is 278393151.
It is an interprime number because it is at equal distance from previous prime (151393871) and next prime (151393873).
It is a self number, because there is not a number n which added to its sum of digits gives 151393872.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151393871) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33847 + ... + 38057.
Almost surely, 2151393872 is an apocalyptic number.
151393872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 151393872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225628416).
151393872 is an abundant number, since it is smaller than the sum of its proper divisors (299862960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151393872 is a wasteful number, since it uses less digits than its factorization.
151393872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4336 (or 4330 counting only the distinct ones).
The product of its digits is 45360, while the sum is 39.
The square root of 151393872 is about 12304.2217145173. The cubic root of 151393872 is about 532.9700018434.
The spelling of 151393872 in words is "one hundred fifty-one million, three hundred ninety-three thousand, eight hundred seventy-two".
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