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730126126 = 21812016923
BaseRepresentation
bin101011100001001…
…101011100101110
31212212212020202101
4223201031130232
52443403014001
6200241045314
724043653412
oct5341153456
91785766671
10730126126
11345156624
1218462683a
13b83598c2
146cd7ad42
1544173a01
hex2b84d72e

730126126 has 8 divisors (see below), whose sum is σ = 1101240504. Its totient is φ = 363045960.

The previous prime is 730126093. The next prime is 730126139. The reversal of 730126126 is 621621037.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 730126094 and 730126103.

It is a congruent number.

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, 1008100 + ... + 1008823.

It is an arithmetic number, because the mean of its divisors is an integer number (137655063).

Almost surely, 2730126126 is an apocalyptic number.

730126126 is a deficient number, since it is larger than the sum of its proper divisors (371114378).

730126126 is a wasteful number, since it uses less digits than its factorization.

730126126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017106.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 730126126 is about 27020.8461377508. The cubic root of 730126126 is about 900.4631879154.

The spelling of 730126126 in words is "seven hundred thirty million, one hundred twenty-six thousand, one hundred twenty-six".

Divisors: 1 2 181 362 2016923 4033846 365063063 730126126