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43214508708 = 22371721780133
BaseRepresentation
bin101000001111110010…
…010001001010100100
311010112200201111110120
4220033302101022210
51202000403234313
631504044521540
73056616156210
oct501762211244
9133480644416
1043214508708
1117366511008
1284605502b0
1340c9030c17
14213d491940
1511cdcedd23
hexa0fc912a4

43214508708 has 72 divisors (see below), whose sum is σ = 122416254912. Its totient is φ = 11620701696.

The previous prime is 43214508707. The next prime is 43214508721. The reversal of 43214508708 is 80780541234.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 43214508708.

It is not an unprimeable number, because it can be changed into a prime (43214508707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 865791 + ... + 914342.

Almost surely, 243214508708 is an apocalyptic number.

It is an amenable number.

43214508708 is an abundant number, since it is smaller than the sum of its proper divisors (79201746204).

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

43214508708 is a wasteful number, since it uses less digits than its factorization.

43214508708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780181 (or 1780162 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 43214508708 in words is "forty-three billion, two hundred fourteen million, five hundred eight thousand, seven hundred eight".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 289 357 476 578 714 867 1156 1428 1734 2023 3468 4046 6069 8092 12138 24276 1780133 3560266 5340399 7120532 10680798 12460931 21361596 24921862 30262261 37382793 49843724 60524522 74765586 90786783 121049044 149531172 181573566 211835827 363147132 423671654 514458437 635507481 847343308 1028916874 1271014962 1543375311 2057833748 2542029924 3086750622 3601209059 6173501244 7202418118 10803627177 14404836236 21607254354 43214508708