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312404104420302 = 232953239141740419
BaseRepresentation
bin100011100001000010011111…
…1101010111001101111001110
31111222010112121011210012211010
41013002010333222321233032
5311421412101212422202
63024232244142310050
7122542310636422416
oct10702047752715716
91458115534705733
10312404104420302
11905a5922650414
122b056012588326
1310541771884bab
14572062174d646
15261b53367776c
hex11c213fab9bce

312404104420302 has 64 divisors (see below), whose sum is σ = 661304103552000. Its totient is φ = 98234047137408.

The previous prime is 312404104420279. The next prime is 312404104420313. The reversal of 312404104420302 is 203024401404213.

It is a self number, because there is not a number n which added to its sum of digits gives 312404104420302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68666152 + ... + 73074267.

It is an arithmetic number, because the mean of its divisors is an integer number (10332876618000).

Almost surely, 2312404104420302 is an apocalyptic number.

312404104420302 is an abundant number, since it is smaller than the sum of its proper divisors (348899999131698).

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

312404104420302 is a wasteful number, since it uses less digits than its factorization.

312404104420302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141740745.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 312404104420302 its reverse (203024401404213), we get a palindrome (515428505824515).

The spelling of 312404104420302 in words is "three hundred twelve trillion, four hundred four billion, one hundred four million, four hundred twenty thousand, three hundred two".

Divisors: 1 2 3 6 29 53 58 87 106 159 174 239 318 478 717 1434 1537 3074 4611 6931 9222 12667 13862 20793 25334 38001 41586 76002 367343 734686 1102029 2204058 141740419 283480838 425221257 850442514 4110472151 7512242207 8220944302 12331416453 15024484414 22536726621 24662832906 33875960141 45073453242 67751920282 101627880423 203255760846 217855024003 435710048006 653565072009 982402844089 1307130144018 1795425887473 1964805688178 2947208532267 3590851774946 5386277662419 5894417064534 10772555324838 52067350736717 104134701473434 156202052210151 312404104420302