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69421141123960 = 23531351715918337
BaseRepresentation
bin11111100100011010111100…
…11101001110001101111000
3100002210121002200112002100111
433302031132131032031320
533044343444111431320
6403351344300514104
720423340410253643
oct1762153635161570
9302717080462314
1069421141123960
11201353823a49aa
12795234784b934
132c97501ca3102
14132000326ca5a
15805c0ab9ea5a
hex3f235e74e378

69421141123960 has 64 divisors (see below), whose sum is σ = 161282053681920. Its totient is φ = 26865057300480.

The previous prime is 69421141123937. The next prime is 69421141123987. The reversal of 69421141123960 is 6932114112496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3598089 + ... + 12320248.

It is an arithmetic number, because the mean of its divisors is an integer number (2520032088780).

Almost surely, 269421141123960 is an apocalyptic number.

It is an amenable number.

69421141123960 is an abundant number, since it is smaller than the sum of its proper divisors (91860912557960).

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

69421141123960 is a wasteful number, since it uses less digits than its factorization.

69421141123960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15921896 (or 15921892 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 49.

The spelling of 69421141123960 in words is "sixty-nine trillion, four hundred twenty-one billion, one hundred forty-one million, one hundred twenty-three thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 3517 7034 14068 17585 28136 35170 70340 109027 140680 218054 436108 545135 872216 1090270 2180540 4361080 15918337 31836674 63673348 79591685 127346696 159183370 318366740 493468447 636733480 986936894 1973873788 2467342235 3947747576 4934684470 9869368940 19738737880 55984791229 111969582458 223939164916 279923956145 447878329832 559847912290 1119695824580 1735528528099 2239391649160 3471057056198 6942114112396 8677642640495 13884228224792 17355285280990 34710570561980 69421141123960