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1906496007 = 31348884513
BaseRepresentation
bin111000110100010…
…1101001000000111
311220212102000212020
41301220231020013
512401030333012
6513102454223
765146643253
oct16150551007
94825360766
101906496007
11899192739
12452594373
13244c99560
141412b9263
15b2592a8c
hex71a2d207

1906496007 has 8 divisors (see below), whose sum is σ = 2737532784. Its totient is φ = 1173228288.

The previous prime is 1906495999. The next prime is 1906496017. The reversal of 1906496007 is 7006946091.

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

It is not a de Polignac number, because 1906496007 - 23 = 1906495999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1906496007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1906496017) 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, 24442218 + ... + 24442295.

It is an arithmetic number, because the mean of its divisors is an integer number (342191598).

Almost surely, 21906496007 is an apocalyptic number.

1906496007 is a deficient number, since it is larger than the sum of its proper divisors (831036777).

1906496007 is a wasteful number, since it uses less digits than its factorization.

1906496007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48884529.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 1906496007 is about 43663.4401645129. The cubic root of 1906496007 is about 1239.9722520239.

The spelling of 1906496007 in words is "one billion, nine hundred six million, four hundred ninety-six thousand, seven".

Divisors: 1 3 13 39 48884513 146653539 635498669 1906496007