Base | Representation |
---|---|
bin | 100100100010001… |
… | …001100110110100 |
3 | 1120201100011122221 |
4 | 210202021212310 |
5 | 2223402311040 |
6 | 140453132124 |
7 | 21121556551 |
oct | 4442114664 |
9 | 1521304587 |
10 | 612932020 |
11 | 294a90998 |
12 | 15132a044 |
13 | 99ca5b8c |
14 | 5b591a28 |
15 | 38c2474a |
hex | 248899b4 |
612932020 has 48 divisors (see below), whose sum is σ = 1360275840. Its totient is φ = 231348096.
The previous prime is 612932003. The next prime is 612932041. The reversal of 612932020 is 20239216.
It is a happy number.
It is a super-2 number, since 2×6129320202 = 751371322282560800, which contains 22 as substring.
It is a congruent number.
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, 96874 + ... + 103006.
It is an arithmetic number, because the mean of its divisors is an integer number (28339080).
Almost surely, 2612932020 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 612932020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680137920).
612932020 is an abundant number, since it is smaller than the sum of its proper divisors (747343820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
612932020 is a wasteful number, since it uses less digits than its factorization.
612932020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6424 (or 6422 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 612932020 is about 24757.4639250469. The cubic root of 612932020 is about 849.4492487582.
The spelling of 612932020 in words is "six hundred twelve million, nine hundred thirty-two thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •