Search a number
-
+
2930489662 = 219232731997
BaseRepresentation
bin1010111010101011…
…1011100100111110
321120020020022002011
42232222323210332
522000201132122
61202442321434
7132422515432
oct25652734476
97506208064
102930489662
111274204291
126994b927a
13379187869
141db2b09c2
15122413377
hexaeabb93e

2930489662 has 48 divisors (see below), whose sum is σ = 4905729360. Its totient is φ = 1308928896.

The previous prime is 2930489641. The next prime is 2930489671. The reversal of 2930489662 is 2669840392.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1466448 + ... + 1468444.

It is an arithmetic number, because the mean of its divisors is an integer number (102202695).

Almost surely, 22930489662 is an apocalyptic number.

2930489662 is a deficient number, since it is larger than the sum of its proper divisors (1975239698).

2930489662 is a wasteful number, since it uses less digits than its factorization.

2930489662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2114 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 2930489662 is about 54133.9972845161. The cubic root of 2930489662 is about 1431.0233862988.

The spelling of 2930489662 in words is "two billion, nine hundred thirty million, four hundred eighty-nine thousand, six hundred sixty-two".

Divisors: 1 2 19 23 38 46 73 146 437 529 874 1058 1387 1679 1997 2774 3358 3994 10051 20102 31901 37943 38617 45931 63802 75886 77234 91862 145781 291562 733723 872689 1056413 1467446 1745378 2112826 2769839 3352963 5539678 6705926 20071847 40143694 63706297 77118149 127412594 154236298 1465244831 2930489662