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6916950418490 = 257835737207517
BaseRepresentation
bin110010010100111101001…
…0111110110010000111010
3220111020212011112002222222
41210221322113312100322
51401311403301342430
622413334140444042
71312506323320340
oct144517227662072
926436764462888
106916950418490
11222750a206572
12938674849622
133b235b76c518
1419cad4469990
15bedd46459e5
hex64a7a5f643a

6916950418490 has 64 divisors (see below), whose sum is σ = 14403170283264. Its totient is φ = 2342533575168.

The previous prime is 6916950418481. The next prime is 6916950418493. The reversal of 6916950418490 is 948140596196.

It is a super-2 number, since 2×69169504184902 (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6916950418493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33228212 + ... + 33435728.

It is an arithmetic number, because the mean of its divisors is an integer number (225049535676).

Almost surely, 26916950418490 is an apocalyptic number.

6916950418490 is an abundant number, since it is smaller than the sum of its proper divisors (7486219864774).

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

6916950418490 is a wasteful number, since it uses less digits than its factorization.

6916950418490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213351.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The spelling of 6916950418490 in words is "six trillion, nine hundred sixteen billion, nine hundred fifty million, four hundred eighteen thousand, four hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 83 166 415 581 830 1162 2905 5737 5810 11474 28685 40159 57370 80318 200795 207517 401590 415034 476171 952342 1037585 1452619 2075170 2380855 2905238 3333197 4761710 6666394 7263095 14526190 16665985 17223911 33331970 34447822 86119555 120567377 172239110 241134754 602836885 1190525029 1205673770 2381050058 5952625145 8333675203 11905250290 16667350406 41668376015 83336752030 98813577407 197627154814 494067887035 691695041849 988135774070 1383390083698 3458475209245 6916950418490