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5813691906 = 2311101872141
BaseRepresentation
bin1010110101000010…
…11110011000000010
3120000011111011000110
411122201132120002
543401301120111
62400515332150
7264032365041
oct53241363002
916004434013
105813691906
11251374a860
121162bb1056
137185c68a9
143d2192558
152405d55a6
hex15a85e602

5813691906 has 32 divisors (see below), whose sum is σ = 12810021696. Its totient is φ = 1744280000.

The previous prime is 5813691901. The next prime is 5813691911. The reversal of 5813691906 is 6091963185.

It is an interprime number because it is at equal distance from previous prime (5813691901) and next prime (5813691911).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5813691901) 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, 429405 + ... + 442736.

It is an arithmetic number, because the mean of its divisors is an integer number (400313178).

Almost surely, 25813691906 is an apocalyptic number.

5813691906 is an abundant number, since it is smaller than the sum of its proper divisors (6996329790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5813691906 is a wasteful number, since it uses less digits than its factorization.

5813691906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872258.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 5813691906 is about 76247.5698366840. The cubic root of 5813691906 is about 1798.1144768144.

The spelling of 5813691906 in words is "five billion, eight hundred thirteen million, six hundred ninety-one thousand, nine hundred six".

Divisors: 1 2 3 6 11 22 33 66 101 202 303 606 1111 2222 3333 6666 872141 1744282 2616423 5232846 9593551 19187102 28780653 57561306 88086241 176172482 264258723 528517446 968948651 1937897302 2906845953 5813691906