Search a number
-
+
101111101000000 = 26567132394649
BaseRepresentation
bin10110111111010111000011…
…010000100000100101000000
3111021000010102110212112012121
4112333113003100200211000
5101223101013324000000
6555013444253134024
730204015224621260
oct2677270320404500
9437003373775177
10101111101000000
112a242a8260a833
12b41001318a314
134455974a4c570
141ad7b3675b7a0
15ba51e9b10b1a
hex5bf5c3420940

101111101000000 has 784 divisors, whose sum is σ = 310034781504000. Its totient is φ = 31859251200000.

The previous prime is 101111100999977. The next prime is 101111101000033. The reversal of 101111101000000 is 101111101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 21748997676 + ... + 21749002324.

Almost surely, 2101111101000000 is an apocalyptic number.

101111101000000 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 101111101000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155017390752000).

101111101000000 is an abundant number, since it is smaller than the sum of its proper divisors (208923680504000).

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

101111101000000 is an frugal number, since it uses more digits than its factorization.

101111101000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950 (or 4915 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 101111101000000 its reverse (101111101), we get a palindrome (101111202111101).

101111101000000 divided by its reverse (101111101) gives a 6-th power (1000000 = 106).

The spelling of 101111101000000 in words is "one hundred one trillion, one hundred eleven billion, one hundred one million", and thus it is an aban number.