Base | Representation |
---|---|
bin | 101100010110101… |
… | …011011101011000 |
3 | 1220212020100212000 |
4 | 230112223131120 |
5 | 3011000031210 |
6 | 201501321000 |
7 | 24304052121 |
oct | 5426533530 |
9 | 1825210760 |
10 | 744142680 |
11 | 35205a456 |
12 | 189266160 |
13 | bb226718 |
14 | 70b89048 |
15 | 454e1ac0 |
hex | 2c5ab758 |
744142680 has 64 divisors (see below), whose sum is σ = 2480479200. Its totient is φ = 198437760.
The previous prime is 744142643. The next prime is 744142691. The reversal of 744142680 is 86241447.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 343431 + ... + 345590.
Almost surely, 2744142680 is an apocalyptic number.
It is an amenable number.
744142680 is an abundant number, since it is smaller than the sum of its proper divisors (1736336520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
744142680 is a wasteful number, since it uses less digits than its factorization.
744142680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 689041 (or 689031 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 744142680 is about 27278.9787198861. The cubic root of 744142680 is about 906.1888996936.
The spelling of 744142680 in words is "seven hundred forty-four million, one hundred forty-two thousand, six hundred eighty".
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