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45340665100 = 22523125158271
BaseRepresentation
bin101010001110100000…
…111010010100001100
311100000212110102201121
4222032200322110030
51220324202240400
632455035450324
73163404202663
oct521640722414
9140025412647
1045340665100
1118257694855
1289545b69a4
134377679423
1422a19c9dda
1512a57d121a
hexa8e83a50c

45340665100 has 72 divisors (see below), whose sum is σ = 101969473536. Its totient is φ = 17481000000.

The previous prime is 45340665079. The next prime is 45340665103. The reversal of 45340665100 is 156604354.

It is not an unprimeable number, because it can be changed into a prime (45340665103) 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, 748965 + ... + 807235.

It is an arithmetic number, because the mean of its divisors is an integer number (1416242688).

Almost surely, 245340665100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45340665100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50984736768).

45340665100 is an abundant number, since it is smaller than the sum of its proper divisors (56628808436).

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

45340665100 is a wasteful number, since it uses less digits than its factorization.

45340665100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58567 (or 58560 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 45340665100 in words is "forty-five billion, three hundred forty million, six hundred sixty-five thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 31 50 62 100 124 155 251 310 502 620 775 1004 1255 1550 2510 3100 5020 6275 7781 12550 15562 25100 31124 38905 58271 77810 116542 155620 194525 233084 291355 389050 582710 778100 1165420 1456775 1806401 2913550 3612802 5827100 7225604 9032005 14626021 18064010 29252042 36128020 45160025 58504084 73130105 90320050 146260210 180640100 292520420 365650525 453406651 731301050 906813302 1462602100 1813626604 2267033255 4534066510 9068133020 11335166275 22670332550 45340665100