Search a number
-
+
87174070015084 = 221316725781148163
BaseRepresentation
bin10011110100100011001011…
…011110100001010001101100
3102102122202111211020222012221
4103310203023132201101230
542411224443410440314
6505223114230405124
724235055502111103
oct2364431336412154
9372582454228187
1087174070015084
112585a35199a188
12993ab038007a4
1339846306ab970
14177536720103a
15a128e6e38824
hex4f48cb7a146c

87174070015084 has 96 divisors (see below), whose sum is σ = 166124482223616. Its totient is φ = 39787699322880.

The previous prime is 87174070015079. The next prime is 87174070015091. The reversal of 87174070015084 is 48051007047178.

It is a super-3 number, since 3×871740700150843 (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

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, 1809955987 + ... + 1810004149.

It is an arithmetic number, because the mean of its divisors is an integer number (1730463356496).

Almost surely, 287174070015084 is an apocalyptic number.

It is an amenable number.

87174070015084 is a deficient number, since it is larger than the sum of its proper divisors (78950412208532).

87174070015084 is a wasteful number, since it uses less digits than its factorization.

87174070015084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49415 (or 49413 counting only the distinct ones).

The product of its (nonzero) digits is 1756160, while the sum is 52.

The spelling of 87174070015084 in words is "eighty-seven trillion, one hundred seventy-four billion, seventy million, fifteen thousand, eighty-four".

Divisors: 1 2 4 13 26 52 167 257 334 514 668 811 1028 1622 2171 3244 3341 4342 6682 8684 10543 13364 21086 42172 42919 48163 85838 96326 135437 171676 192652 208427 270874 416854 541748 557947 626119 833708 1115894 1252238 1760681 2231788 2504476 2709551 3521362 5419102 7042724 8043221 10838204 12377891 16086442 24755782 32172884 34807309 39060193 49511564 69614618 78120386 104561873 139229236 156240772 160912583 209123746 321825166 418247492 452495017 507782509 643650332 904990034 1015565018 1809980068 2031130036 2067107797 4134215594 6523052231 8268431188 10038469601 13046104462 20076939202 26092208924 26872401361 40153878404 53744802722 84799679003 107489605444 130500104813 169599358006 261000209626 339198716012 522000419252 1676424423367 3352848846734 6705697693468 21793517503771 43587035007542 87174070015084