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4105025031 = 31973398251
BaseRepresentation
bin1111010010101101…
…1011011000000111
3101121002022212201010
43310223123120013
531401341300111
61515200533303
7203504065002
oct36453333007
911532285633
104105025031
1118171a8078
12966921233
135056044c3
142ad292539
151905bdaa6
hexf4adb607

4105025031 has 16 divisors (see below), whose sum is σ = 5769357440. Its totient is φ = 2589084000.

The previous prime is 4105024999. The next prime is 4105025033. The reversal of 4105025031 is 1305205014.

4105025031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4105025031 - 25 = 4105024999 is a prime.

It is a super-2 number, since 2×41050250312 = 33702461010273101922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4105024989 and 4105025007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105025033) 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, 7345 + ... + 90906.

It is an arithmetic number, because the mean of its divisors is an integer number (360584840).

Almost surely, 24105025031 is an apocalyptic number.

4105025031 is a deficient number, since it is larger than the sum of its proper divisors (1664332409).

4105025031 is a wasteful number, since it uses less digits than its factorization.

4105025031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99006.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 4105025031 is about 64070.4692584657. The cubic root of 4105025031 is about 1601.1742722119.

The spelling of 4105025031 in words is "four billion, one hundred five million, twenty-five thousand, thirty-one".

Divisors: 1 3 19 57 733 2199 13927 41781 98251 294753 1866769 5600307 72017983 216053949 1368341677 4105025031