Search a number
-
+
30110032424220 = 22357109934970351
BaseRepresentation
bin1101101100010100010011…
…10010010110110100011100
310221121111020221010001112020
412312022021302112310130
512421310321300033340
6144012205151540140
76225243446513010
oct666121162266434
9127544227101466
1030110032424220
119659658377a41
123463638b2a650
1313a549657c688
147614949b0540
1537336eb789d0
hex1b6289c96d1c

30110032424220 has 192 divisors, whose sum is σ = 97247851008000. Its totient is φ = 6818326502400.

The previous prime is 30110032424149. The next prime is 30110032424239. The reversal of 30110032424220 is 2242423001103.

It is a happy number.

It is a super-2 number, since 2×301100324242202 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 427962045 + ... + 428032395.

It is an arithmetic number, because the mean of its divisors is an integer number (506499224000).

Almost surely, 230110032424220 is an apocalyptic number.

30110032424220 is a gapful number since it is divisible by the number (30) 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 30110032424220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48623925504000).

30110032424220 is an abundant number, since it is smaller than the sum of its proper divisors (67137818583780).

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

30110032424220 is a wasteful number, since it uses less digits than its factorization.

30110032424220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79828 (or 79826 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 30110032424220 its reverse (2242423001103), we get a palindrome (32352455425323).

The spelling of 30110032424220 in words is "thirty trillion, one hundred ten billion, thirty-two million, four hundred twenty-four thousand, two hundred twenty".