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40107271824 = 243455632
BaseRepresentation
bin100101010110100101…
…000110011010010000
310211112010220111210000
4211112211012122100
51124114430144244
630231450010000
72616616120434
oct452645063220
9124463814700
1040107271824
1116011566a44
127933a16900
133a22370c09
141d269329c4
15109b126169
hex956946690

40107271824 has 75 divisors (see below), whose sum is σ = 116102951283. Its totient is φ = 13366687392.

The previous prime is 40107271819. The next prime is 40107271861. The reversal of 40107271824 is 42817270104.

The square root of 40107271824 is 200268.

It is a perfect power (a square), and thus also a powerful number.

40107271824 is a `hidden beast` number, since 401 + 0 + 72 + 7 + 182 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 7206867 + ... + 7212429.

Almost surely, 240107271824 is an apocalyptic number.

40107271824 is the 200268-th square number.

It is an amenable number.

40107271824 is an abundant number, since it is smaller than the sum of its proper divisors (75995679459).

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

40107271824 is an frugal number, since it uses more digits than its factorization.

40107271824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11146 (or 5568 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

Multiplying 40107271824 by its sum of digits (36), we get a square (1443861785664 = 12016082).

40107271824 divided by its sum of digits (36) gives a square (1114090884 = 333782).

The spelling of 40107271824 in words is "forty billion, one hundred seven million, two hundred seventy-one thousand, eight hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 324 432 648 1296 5563 11126 16689 22252 33378 44504 50067 66756 89008 100134 133512 150201 200268 267024 300402 400536 450603 600804 801072 901206 1201608 1802412 2403216 3604824 7209648 30946969 61893938 92840907 123787876 185681814 247575752 278522721 371363628 495151504 557045442 742727256 835568163 1114090884 1485454512 1671136326 2228181768 2506704489 3342272652 4456363536 5013408978 6684545304 10026817956 13369090608 20053635912 40107271824