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103122030120 = 23355631526377
BaseRepresentation
bin110000000001010001…
…1010100111000101000
3100212011202021220102220
41200002203110320220
53142143214430440
6115212410554040
710310313536064
oct1400243247050
9325152256386
10103122030120
113a80877458a
1217b9b438920
13995557bc45
144dc3950aa4
152a383858d0
hex18028d4e28

103122030120 has 64 divisors (see below), whose sum is σ = 309915789120. Its totient is φ = 27450345984.

The previous prime is 103122030119. The next prime is 103122030157. The reversal of 103122030120 is 21030221301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103122030120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695629 + ... + 830748.

It is an arithmetic number, because the mean of its divisors is an integer number (4842434205).

Almost surely, 2103122030120 is an apocalyptic number.

103122030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103122030120 is an abundant number, since it is smaller than the sum of its proper divisors (206793759000).

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

103122030120 is a wasteful number, since it uses less digits than its factorization.

103122030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526954 (or 1526950 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 103122030120 its reverse (21030221301), we get a palindrome (124152251421).

The spelling of 103122030120 in words is "one hundred three billion, one hundred twenty-two million, thirty thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 563 1126 1689 2252 2815 3378 4504 5630 6756 8445 11260 13512 16890 22520 33780 67560 1526377 3052754 4579131 6105508 7631885 9158262 12211016 15263770 18316524 22895655 30527540 36633048 45791310 61055080 91582620 183165240 859350251 1718700502 2578050753 3437401004 4296751255 5156101506 6874802008 8593502510 10312203012 12890253765 17187005020 20624406024 25780507530 34374010040 51561015060 103122030120