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3072137690 = 251392210171
BaseRepresentation
bin1011011100011101…
…0001100111011010
321221002202202122102
42313013101213122
522242431401230
61224502323402
7136062511436
oct26707214732
97832682572
103072137690
111337161576
12718a29562
1339c62106b
142120239c6
1512ea93045
hexb71d19da

3072137690 has 16 divisors (see below), whose sum is σ = 5569633440. Its totient is φ = 1220013840.

The previous prime is 3072137671. The next prime is 3072137741. The reversal of 3072137690 is 967312703.

It is a super-2 number, since 2×30721376902 = 18876059972637072200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103696 + ... + 1106475.

It is an arithmetic number, because the mean of its divisors is an integer number (348102090).

Almost surely, 23072137690 is an apocalyptic number.

3072137690 is a deficient number, since it is larger than the sum of its proper divisors (2497495750).

3072137690 is a wasteful number, since it uses less digits than its factorization.

3072137690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210317.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 3072137690 is about 55426.8679432638. The cubic root of 3072137690 is about 1453.7181926335.

The spelling of 3072137690 in words is "three billion, seventy-two million, one hundred thirty-seven thousand, six hundred ninety".

Divisors: 1 2 5 10 139 278 695 1390 2210171 4420342 11050855 22101710 307213769 614427538 1536068845 3072137690