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40030211140 = 2254767762903
BaseRepresentation
bin100101010001111111…
…001000110001000100
310211022202220102101121
4211101333020301010
51123440213224030
630220054203324
72614662115633
oct452177106104
9124282812347
1040030211140
1115a82013127
127912053544
133a0c3cc68a
141d1a5d351a
1510944a347a
hex951fc8c44

40030211140 has 48 divisors (see below), whose sum is σ = 85980206592. Its totient is φ = 15648004736.

The previous prime is 40030211113. The next prime is 40030211141. The reversal of 40030211140 is 4111203004.

It is not an unprimeable number, because it can be changed into a prime (40030211141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604929 + ... + 667831.

It is an arithmetic number, because the mean of its divisors is an integer number (1791254304).

Almost surely, 240030211140 is an apocalyptic number.

It is an amenable number.

40030211140 is an abundant number, since it is smaller than the sum of its proper divisors (45949995452).

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

40030211140 is a wasteful number, since it uses less digits than its factorization.

40030211140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63636 (or 63634 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 40030211140 its reverse (4111203004), we get a palindrome (44141414144).

The spelling of 40030211140 in words is "forty billion, thirty million, two hundred eleven thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 677 940 1354 2708 3385 6770 13540 31819 62903 63638 125806 127276 159095 251612 314515 318190 629030 636380 1258060 2956441 5912882 11825764 14782205 29564410 42585331 59128820 85170662 170341324 212926655 425853310 851706620 2001510557 4003021114 8006042228 10007552785 20015105570 40030211140