Base | Representation |
---|---|
bin | 101100100100001… |
… | …101000010011010 |
3 | 1221002220111020111 |
4 | 230210031002122 |
5 | 3012402004330 |
6 | 202105314534 |
7 | 24346146442 |
oct | 5444150232 |
9 | 1832814214 |
10 | 747688090 |
11 | 354061146 |
12 | 18a495a4a |
13 | bbb983b6 |
14 | 7142d122 |
15 | 4599232a |
hex | 2c90d09a |
747688090 has 16 divisors (see below), whose sum is σ = 1347644160. Its totient is φ = 298674000.
The previous prime is 747688043. The next prime is 747688091. The reversal of 747688090 is 90886747.
747688090 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (747688091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42270 + ... + 57289.
It is an arithmetic number, because the mean of its divisors is an integer number (84227760).
Almost surely, 2747688090 is an apocalyptic number.
747688090 is a deficient number, since it is larger than the sum of its proper divisors (599956070).
747688090 is a wasteful number, since it uses less digits than its factorization.
747688090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100317.
The product of its (nonzero) digits is 677376, while the sum is 49.
The square root of 747688090 is about 27343.8857882343. The cubic root of 747688090 is about 907.6257756850.
The spelling of 747688090 in words is "seven hundred forty-seven million, six hundred eighty-eight thousand, ninety".
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