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712090420284 = 22359340868357
BaseRepresentation
bin10100101110010111110…
…01011000010000111100
32112002000210202101101210
422113023321120100330
543131330121422114
61303044013004420
7102306156463155
oct12271371302074
92462023671353
10712090420284
11254aa5529381
12b6011783710
13521c426ca99
1426672d3c92c
15137ca739259
hexa5cbe5843c

712090420284 has 12 divisors (see below), whose sum is σ = 1661544314024. Its totient is φ = 237363473424.

The previous prime is 712090420247. The next prime is 712090420309. The reversal of 712090420284 is 482024090217.

It is a happy number.

712090420284 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-4 number, since 4×7120904202844 (a number of 49 digits) contains 4444 as substring.

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, 29670434167 + ... + 29670434190.

Almost surely, 2712090420284 is an apocalyptic number.

It is an amenable number.

712090420284 is an abundant number, since it is smaller than the sum of its proper divisors (949453893740).

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

712090420284 is a wasteful number, since it uses less digits than its factorization.

712090420284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59340868364 (or 59340868362 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 712090420284 in words is "seven hundred twelve billion, ninety million, four hundred twenty thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 59340868357 118681736714 178022605071 237363473428 356045210142 712090420284