Search a number
-
+
57630260830 = 2529319669031
BaseRepresentation
bin110101101011000001…
…111111111001011110
312111202100111120201211
4311223001333321132
51421011321321310
642250332255034
74110063064102
oct655301777136
9174670446654
1057630260830
1122493863a3a
12b20431147a
13558580816c
142b09c6d902
1517746a7c8a
hexd6b07fe5e

57630260830 has 16 divisors (see below), whose sum is σ = 104088517344. Its totient is φ = 22973427040.

The previous prime is 57630260803. The next prime is 57630260881. The reversal of 57630260830 is 3806203675.

It is a super-3 number, since 3×576302608303 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9831586 + ... + 9837445.

It is an arithmetic number, because the mean of its divisors is an integer number (6505532334).

Almost surely, 257630260830 is an apocalyptic number.

57630260830 is a deficient number, since it is larger than the sum of its proper divisors (46458256514).

57630260830 is a wasteful number, since it uses less digits than its factorization.

57630260830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19669331.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 57630260830 in words is "fifty-seven billion, six hundred thirty million, two hundred sixty thousand, eight hundred thirty".

Divisors: 1 2 5 10 293 586 1465 2930 19669031 39338062 98345155 196690310 5763026083 11526052166 28815130415 57630260830