Search a number
-
+
30497452350 = 2352313649573
BaseRepresentation
bin11100011001110010…
…100011000100111110
32220201102100002201020
4130121302203010332
5444424321433400
622002122125010
72126520032151
oct343162430476
986642302636
1030497452350
1111a30020382
125ab1650766
132b504676c1
141694539c98
15bd763c2a0
hex719ca313e

30497452350 has 48 divisors (see below), whose sum is σ = 75875439792. Its totient is φ = 8106658560.

The previous prime is 30497452343. The next prime is 30497452441. The reversal of 30497452350 is 5325479403.

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, 277837 + ... + 371736.

It is an arithmetic number, because the mean of its divisors is an integer number (1580738329).

Almost surely, 230497452350 is an apocalyptic number.

30497452350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30497452350 is an abundant number, since it is smaller than the sum of its proper divisors (45377987442).

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

30497452350 is a wasteful number, since it uses less digits than its factorization.

30497452350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649901 (or 649896 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 30497452350 in words is "thirty billion, four hundred ninety-seven million, four hundred fifty-two thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 313 626 939 1565 1878 3130 4695 7825 9390 15650 23475 46950 649573 1299146 1948719 3247865 3897438 6495730 9743595 16239325 19487190 32478650 48717975 97435950 203316349 406632698 609949047 1016581745 1219898094 2033163490 3049745235 5082908725 6099490470 10165817450 15248726175 30497452350