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1230108168 = 2331712892339
BaseRepresentation
bin100100101010001…
…1111011000001000
310011201122222011210
41021110133120020
510004401430133
6322021253120
742324514122
oct11124373010
93151588153
101230108168
11581400523
122a3b641a0
13167b06773
14b952a212
1572ed6763
hex4951f608

1230108168 has 64 divisors (see below), whose sum is σ = 3260088000. Its totient is φ = 385452032.

The previous prime is 1230108137. The next prime is 1230108211. The reversal of 1230108168 is 8618010321.

It is a super-2 number, since 2×12301081682 = 3026332209960632448, which contains 22 as substring.

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, 524743 + ... + 527081.

It is an arithmetic number, because the mean of its divisors is an integer number (50938875).

Almost surely, 21230108168 is an apocalyptic number.

It is an amenable number.

1230108168 is an abundant number, since it is smaller than the sum of its proper divisors (2029979832).

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

1230108168 is a wasteful number, since it uses less digits than its factorization.

1230108168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3654 (or 3650 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1230108168 is about 35072.8979127759. The cubic root of 1230108168 is about 1071.4726768079.

Adding to 1230108168 its reverse (8618010321), we get a palindrome (9848118489).

The spelling of 1230108168 in words is "one billion, two hundred thirty million, one hundred eight thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 1289 2339 2578 3867 4678 5156 7017 7734 9356 10312 14034 15468 18712 21913 28068 30936 39763 43826 56136 65739 79526 87652 119289 131478 159052 175304 238578 262956 318104 477156 525912 954312 3014971 6029942 9044913 12059884 18089826 24119768 36179652 51254507 72359304 102509014 153763521 205018028 307527042 410036056 615054084 1230108168