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40130214 = 2312015569
BaseRepresentation
bin1001100100010…
…1011010100110
32210111211022020
42121011122212
540233131324
63552044010
7665046465
oct231053246
983454266
1040130214
112071a473
1211533606
138410bb7
1454889dc
1537ca679
hex26456a6

40130214 has 16 divisors (see below), whose sum is σ = 80341680. Its totient is φ = 13363200.

The previous prime is 40130201. The next prime is 40130221. The reversal of 40130214 is 41203104.

It is a super-2 number, since 2×401302142 = 3220868151371592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40130193 and 40130202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4422 + ... + 9990.

It is an arithmetic number, because the mean of its divisors is an integer number (5021355).

Almost surely, 240130214 is an apocalyptic number.

40130214 is an abundant number, since it is smaller than the sum of its proper divisors (40211466).

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

40130214 is a wasteful number, since it uses less digits than its factorization.

40130214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40130214 is about 6334.8412766225. The cubic root of 40130214 is about 342.3658920500.

Adding to 40130214 its reverse (41203104), we get a palindrome (81333318).

The spelling of 40130214 in words is "forty million, one hundred thirty thousand, two hundred fourteen".

Divisors: 1 2 3 6 1201 2402 3603 5569 7206 11138 16707 33414 6688369 13376738 20065107 40130214