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102554334444664 = 2394631354675241
BaseRepresentation
bin10111010100010111001010…
…101011001011110001111000
3111110010002122220012212101201
4113110113022223023301320
5101420222234104212124
61002040451050423544
730413210003525434
oct2724271253136170
9443102586185351
10102554334444664
112a74a05a231983
12b603873131bb4
13452baa858734b
141b47928b479c4
15bcca18560144
hex5d45caacbc78

102554334444664 has 16 divisors (see below), whose sum is σ = 192309697354320. Its totient is φ = 51271748483520.

The previous prime is 102554334444641. The next prime is 102554334444671. The reversal of 102554334444664 is 466444433455201.

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, 677261917 + ... + 677413324.

It is an arithmetic number, because the mean of its divisors is an integer number (12019356084645).

Almost surely, 2102554334444664 is an apocalyptic number.

It is an amenable number.

102554334444664 is a deficient number, since it is larger than the sum of its proper divisors (89755362909656).

102554334444664 is a wasteful number, since it uses less digits than its factorization.

102554334444664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354684710 (or 1354684706 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 55.

Adding to 102554334444664 its reverse (466444433455201), we get a palindrome (568998767899865).

The spelling of 102554334444664 in words is "one hundred two trillion, five hundred fifty-four billion, three hundred thirty-four million, four hundred forty-four thousand, six hundred sixty-four".

Divisors: 1 2 4 8 9463 18926 37852 75704 1354675241 2709350482 5418700964 10837401928 12819291805583 25638583611166 51277167222332 102554334444664