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100240230432 = 2539971047311
BaseRepresentation
bin101110101011011001…
…0001000100000100000
3100120201220200022110010
41131112302020200200
53120242444333212
6114014424004520
710146021620526
oct1352662104040
9316656608403
10100240230432
1139569aa6851
1217516300740
1395b6511424
144bccd16316
15291a38e03c
hex1756c88820

100240230432 has 48 divisors (see below), whose sum is σ = 263394778752. Its totient is φ = 33379864320.

The previous prime is 100240230427. The next prime is 100240230439. The reversal of 100240230432 is 234032042001.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 100240230399 and 100240230408.

It is not an unprimeable number, because it can be changed into a prime (100240230439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427944 + ... + 619367.

It is an arithmetic number, because the mean of its divisors is an integer number (5487391224).

Almost surely, 2100240230432 is an apocalyptic number.

100240230432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100240230432 is an abundant number, since it is smaller than the sum of its proper divisors (163154548320).

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

100240230432 is a wasteful number, since it uses less digits than its factorization.

100240230432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048321 (or 1048313 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 100240230432 its reverse (234032042001), we get a palindrome (334272272433).

The spelling of 100240230432 in words is "one hundred billion, two hundred forty million, two hundred thirty thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 997 1994 2991 3988 5982 7976 11964 15952 23928 31904 47856 95712 1047311 2094622 3141933 4189244 6283866 8378488 12567732 16756976 25135464 33513952 50270928 100541856 1044169067 2088338134 3132507201 4176676268 6265014402 8353352536 12530028804 16706705072 25060057608 33413410144 50120115216 100240230432