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1230105014 = 21408743661
BaseRepresentation
bin100100101010001…
…1110100110110110
310011201122210211222
41021110132212312
510004401330024
6322021230342
742324501665
oct11124364666
93151583758
101230105014
115813a9116
122a3b623b2
13167b051b8
14b9528ddc
1572ed585e
hex4951e9b6

1230105014 has 8 divisors (see below), whose sum is σ = 1845330768. Its totient is φ = 614994760.

The previous prime is 1230105013. The next prime is 1230105029. The reversal of 1230105014 is 4105010321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1230104983 and 1230105001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230105013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6344 + ... + 50004.

It is an arithmetic number, because the mean of its divisors is an integer number (230666346).

Almost surely, 21230105014 is an apocalyptic number.

1230105014 is a deficient number, since it is larger than the sum of its proper divisors (615225754).

1230105014 is a wasteful number, since it uses less digits than its factorization.

1230105014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57750.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1230105014 is about 35072.8529492541. The cubic root of 1230105014 is about 1071.4717610543.

Adding to 1230105014 its reverse (4105010321), we get a palindrome (5335115335).

The spelling of 1230105014 in words is "one billion, two hundred thirty million, one hundred five thousand, fourteen".

Divisors: 1 2 14087 28174 43661 87322 615052507 1230105014