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102030060 = 223511154591
BaseRepresentation
bin1100001010011…
…01101011101100
321002222122221010
412011031223230
5202104430220
614042505220
72346145506
oct605155354
9232878833
10102030060
1152658770
122a205210
13181a4822
14d79cd76
158e561e0
hex614daec

102030060 has 48 divisors (see below), whose sum is σ = 311657472. Its totient is φ = 24734400.

The previous prime is 102030059. The next prime is 102030067. The reversal of 102030060 is 60030201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (102030067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76636 + ... + 77955.

It is an arithmetic number, because the mean of its divisors is an integer number (6492864).

Almost surely, 2102030060 is an apocalyptic number.

102030060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102030060 is an abundant number, since it is smaller than the sum of its proper divisors (209627412).

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

102030060 is a wasteful number, since it uses less digits than its factorization.

102030060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154614 (or 154612 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 102030060 is about 10100.9930204906. The cubic root of 102030060 is about 467.2787670861.

Adding to 102030060 its reverse (60030201), we get a palindrome (162060261).

The spelling of 102030060 in words is "one hundred two million, thirty thousand, sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 154591 309182 463773 618364 772955 927546 1545910 1700501 1855092 2318865 3091820 3401002 4637730 5101503 6802004 8502505 9275460 10203006 17005010 20406012 25507515 34010020 51015030 102030060