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111041430040 = 23573355710691
BaseRepresentation
bin110011101101010010…
…1011100001000011000
3101121121200001002211001
41213122211130020120
53304403101230130
6123002311114344
711010465403432
oct1473245341030
9347550032731
10111041430040
1143101aa09a2
121962b6729b4
13a6181b17b8
145535637652
152d4d75e6ca
hex19da95c218

111041430040 has 64 divisors (see below), whose sum is σ = 253360625760. Its totient is φ = 43791713280.

The previous prime is 111041430037. The next prime is 111041430043. The reversal of 111041430040 is 40034140111.

It is an interprime number because it is at equal distance from previous prime (111041430037) and next prime (111041430043).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111041430043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10381095 + ... + 10391785.

Almost surely, 2111041430040 is an apocalyptic number.

111041430040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111041430040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126680312880).

111041430040 is an abundant number, since it is smaller than the sum of its proper divisors (142319195720).

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

111041430040 is a wasteful number, since it uses less digits than its factorization.

111041430040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14332 (or 14328 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 111041430040 its reverse (40034140111), we get a palindrome (151075570151).

The spelling of 111041430040 in words is "one hundred eleven billion, forty-one million, four hundred thirty thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 73 146 292 365 584 730 1460 2920 3557 7114 10691 14228 17785 21382 28456 35570 42764 53455 71140 85528 106910 142280 213820 259661 427640 519322 780443 1038644 1298305 1560886 2077288 2596610 3121772 3902215 5193220 6243544 7804430 10386440 15608860 31217720 38027887 76055774 152111548 190139435 304223096 380278870 760557740 1521115480 2776035751 5552071502 11104143004 13880178755 22208286008 27760357510 55520715020 111041430040