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40704283220 = 2252035214161
BaseRepresentation
bin100101111010001010…
…100001001001010100
310220001202021211110012
4211322022201021110
51131330244030340
630411014015352
72640455461436
oct457212411124
9126052254405
1040704283220
1116298563497
127a7b947558
133ab8c613b3
141d81d3c656
1510d3753565
hex97a2a1254

40704283220 has 12 divisors (see below), whose sum is σ = 85478994804. Its totient is φ = 16281713280.

The previous prime is 40704283211. The next prime is 40704283223. The reversal of 40704283220 is 2238240704.

It can be written as a sum of positive squares in 2 ways, for example, as 6831353104 + 33872930116 = 82652^2 + 184046^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40704283223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017607061 + ... + 1017607100.

It is an arithmetic number, because the mean of its divisors is an integer number (7123249567).

Almost surely, 240704283220 is an apocalyptic number.

It is an amenable number.

40704283220 is an abundant number, since it is smaller than the sum of its proper divisors (44774711584).

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

40704283220 is a wasteful number, since it uses less digits than its factorization.

40704283220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035214170 (or 2035214168 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 40704283220 in words is "forty billion, seven hundred four million, two hundred eighty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 2035214161 4070428322 8140856644 10176070805 20352141610 40704283220