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58061830 = 256838501
BaseRepresentation
bin1101110101111…
…1010000000110
311001020211212011
43131133100012
5104330434310
65432244434
71303342321
oct335372006
9131224764
1058061830
112a857792
121754071a
13c04ba18
1479d57b8
15516d78a
hex375f406

58061830 has 16 divisors (see below), whose sum is σ = 104676624. Its totient is φ = 23188000.

The previous prime is 58061819. The next prime is 58061869. The reversal of 58061830 is 3816085.

It is a super-2 number, since 2×580618302 = 6742352205897800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 58061792 and 58061801.

It is a congruent 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, 2580 + ... + 11080.

It is an arithmetic number, because the mean of its divisors is an integer number (6542289).

It is a vampire number, since it can be written as 68308501 (with its own digits).

Almost surely, 258061830 is an apocalyptic number.

58061830 is a deficient number, since it is larger than the sum of its proper divisors (46614794).

58061830 is a wasteful number, since it uses less digits than its factorization.

58061830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9191.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 58061830 is about 7619.8313629634. The cubic root of 58061830 is about 387.2251648134.

The spelling of 58061830 in words is "fifty-eight million, sixty-one thousand, eight hundred thirty".

Divisors: 1 2 5 10 683 1366 3415 6830 8501 17002 42505 85010 5806183 11612366 29030915 58061830