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100030233020 = 22529172465919
BaseRepresentation
bin101110100101001000…
…1000011100110111100
3100120012021112100011012
41131022101003212330
53114330214424040
6113541523014352
710140561644264
oct1351221034674
9316167470135
10100030233020
1139471505673
1217477b0a3b8
139581b667c3
144bad0907a4
152906c0c865
hex174a4439bc

100030233020 has 24 divisors (see below), whose sum is σ = 217307059200. Its totient is φ = 38632365632.

The previous prime is 100030233019. The next prime is 100030233031. The reversal of 100030233020 is 20332030001.

It is a junction number, because it is equal to n+sod(n) for n = 100030232986 and 100030233004.

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, 86232380 + ... + 86233539.

It is an arithmetic number, because the mean of its divisors is an integer number (9054460800).

Almost surely, 2100030233020 is an apocalyptic number.

100030233020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100030233020 is an abundant number, since it is smaller than the sum of its proper divisors (117276826180).

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

100030233020 is a wasteful number, since it uses less digits than its factorization.

100030233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172465957 (or 172465955 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 100030233020 its reverse (20332030001), we get a palindrome (120362263021).

The spelling of 100030233020 in words is "one hundred billion, thirty million, two hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 172465919 344931838 689863676 862329595 1724659190 3449318380 5001511651 10003023302 20006046604 25007558255 50015116510 100030233020