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103556514644 = 221121931913529
BaseRepresentation
bin110000001110001110…
…0110000001101010100
3100220022000212000011022
41200130130300031110
53144040431432034
6115323451300312
710324140564602
oct1403434601524
9326260760138
10103556514644
113aa10a53200
12180a0a4a698
1399c45a578b
145025530872
152a615abb2e
hex181c730354

103556514644 has 72 divisors (see below), whose sum is σ = 209805691200. Its totient is φ = 44567107200.

The previous prime is 103556514637. The next prime is 103556514667. The reversal of 103556514644 is 446415655301.

It is a super-3 number, since 3×1035565146443 (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 103556514595 and 103556514604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29342672 + ... + 29346200.

Almost surely, 2103556514644 is an apocalyptic number.

It is an amenable number.

103556514644 is an abundant number, since it is smaller than the sum of its proper divisors (106249176556).

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

103556514644 is a wasteful number, since it uses less digits than its factorization.

103556514644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765 (or 6752 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 103556514644 in words is "one hundred three billion, five hundred fifty-six million, five hundred fourteen thousand, six hundred forty-four".

Divisors: 1 2 4 11 19 22 38 44 76 121 209 242 418 484 836 2299 3191 3529 4598 6382 7058 9196 12764 14116 35101 38819 60629 67051 70202 77638 121258 134102 140404 155276 242516 268204 386111 427009 666919 737561 772222 854018 1333838 1475122 1544444 1708036 2667676 2950244 7336109 8113171 11261039 14672218 16226342 22522078 29344436 32452684 45044156 123871429 213959741 247742858 427919482 495485716 855838964 1362585719 2353557151 2725171438 4707114302 5450342876 9414228604 25889128661 51778257322 103556514644