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40402241010 = 23251512972939
BaseRepresentation
bin100101101000001010…
…010100010111110010
310212021200221111102200
4211220022110113302
51130220433203020
630321024124030
72630130245055
oct455012242762
9125250844380
1040402241010
111615301472a
1279b6766616
133a6b4c9bb1
141d53b96a9c
1510b6e8e590
hex9682945f2

40402241010 has 48 divisors (see below), whose sum is σ = 105741529920. Its totient is φ = 10702576800.

The previous prime is 40402240997. The next prime is 40402241017. The reversal of 40402241010 is 1014220404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (40402241017) 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, 1472880 + ... + 1500059.

It is an arithmetic number, because the mean of its divisors is an integer number (2202948540).

Almost surely, 240402241010 is an apocalyptic number.

40402241010 is an abundant number, since it is smaller than the sum of its proper divisors (65339288910).

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

40402241010 is a wasteful number, since it uses less digits than its factorization.

40402241010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2973103 (or 2973100 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 40402241010 its reverse (1014220404), we get a palindrome (41416461414).

The spelling of 40402241010 in words is "forty billion, four hundred two million, two hundred forty-one thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 151 302 453 755 906 1359 1510 2265 2718 4530 6795 13590 2972939 5945878 8918817 14864695 17837634 26756451 29729390 44594085 53512902 89188170 133782255 267564510 448913789 897827578 1346741367 2244568945 2693482734 4040224101 4489137890 6733706835 8080448202 13467413670 20201120505 40402241010