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3130048372 = 22111923316069
BaseRepresentation
bin1011101010010000…
…1011111101110100
322002010201221011111
42322210023331310
522402243021442
61234331444404
7140364654313
oct27244137564
98063657144
103130048372
111366915740
127342b6704
133ab619039
142199ba27a
15134bd1b17
hexba90bf74

3130048372 has 48 divisors (see below), whose sum is σ = 6317438400. Its totient is φ = 1341999360.

The previous prime is 3130048351. The next prime is 3130048373. The reversal of 3130048372 is 2738400313.

It is a super-2 number, since 2×31300483722 = 19594405622119700768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130048373) 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, 186754 + ... + 202822.

It is an arithmetic number, because the mean of its divisors is an integer number (131613300).

Almost surely, 23130048372 is an apocalyptic number.

It is an amenable number.

3130048372 is an abundant number, since it is smaller than the sum of its proper divisors (3187390028).

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

3130048372 is a wasteful number, since it uses less digits than its factorization.

3130048372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16336 (or 16334 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3130048372 is about 55946.8352277410. The cubic root of 3130048372 is about 1462.7957271023.

Adding to 3130048372 its reverse (2738400313), we get a palindrome (5868448685).

The spelling of 3130048372 in words is "three billion, one hundred thirty million, forty-eight thousand, three hundred seventy-two".

Divisors: 1 2 4 11 19 22 38 44 76 209 233 418 466 836 932 2563 4427 5126 8854 10252 16069 17708 32138 48697 64276 97394 176759 194788 305311 353518 610622 707036 1221244 3358421 3744077 6716842 7488154 13433684 14976308 41184847 71137463 82369694 142274926 164739388 284549852 782512093 1565024186 3130048372