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3050680890 = 235179568097
BaseRepresentation
bin1011010111010101…
…1011001000111010
321212121101122110010
42311311123020322
522221433242030
61222414402350
7135412234245
oct26565331072
97777348403
103050680890
111326036784
127118003b6
1339804a82a
1420d23a25c
1512cc556b0
hexb5d5b23a

3050680890 has 32 divisors (see below), whose sum is σ = 7362550080. Its totient is φ = 808968704.

The previous prime is 3050680879. The next prime is 3050680909. The reversal of 3050680890 is 980860503.

It is a super-2 number, since 2×30506808902 = 18613307785222384200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278679 + ... + 289418.

It is an arithmetic number, because the mean of its divisors is an integer number (230079690).

Almost surely, 23050680890 is an apocalyptic number.

3050680890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3050680890 is an abundant number, since it is smaller than the sum of its proper divisors (4311869190).

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

3050680890 is a wasteful number, since it uses less digits than its factorization.

3050680890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568286.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 3050680890 is about 55232.9692303428. The cubic root of 3050680890 is about 1450.3258704767.

The spelling of 3050680890 in words is "three billion, fifty million, six hundred eighty thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 179 358 537 895 1074 1790 2685 5370 568097 1136194 1704291 2840485 3408582 5680970 8521455 17042910 101689363 203378726 305068089 508446815 610136178 1016893630 1525340445 3050680890