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103010030120 = 23515711639243
BaseRepresentation
bin101111111101111100…
…0000101001000101000
3100211212221112201022202
41133323320011020220
53141431031430440
6115153330235332
710304453544344
oct1377370051050
9324787481282
10103010030120
113a7605272a8
1217b69a25b48
1399382c645a
144db2b18624
152a2d610615
hex17fbe05228

103010030120 has 32 divisors (see below), whose sum is σ = 231920241120. Its totient is φ = 41177759040.

The previous prime is 103010030113. The next prime is 103010030251. The reversal of 103010030120 is 21030010301.

It is a super-2 number, since 2×1030100301202 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756782 + ... + 882461.

It is an arithmetic number, because the mean of its divisors is an integer number (7247507535).

Almost surely, 2103010030120 is an apocalyptic number.

103010030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103010030120 is an abundant number, since it is smaller than the sum of its proper divisors (128910211000).

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

103010030120 is a wasteful number, since it uses less digits than its factorization.

103010030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640825 (or 1640821 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 103010030120 its reverse (21030010301), we get a palindrome (124040040421).

The spelling of 103010030120 in words is "one hundred three billion, ten million, thirty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1571 3142 6284 7855 12568 15710 31420 62840 1639243 3278486 6556972 8196215 13113944 16392430 32784860 65569720 2575250753 5150501506 10301003012 12876253765 20602006024 25752507530 51505015060 103010030120