Search a number
-
+
47461028130 = 23253714252561
BaseRepresentation
bin101100001100111001…
…011101000100100010
311112111122022000222200
4230030321131010202
51234200010400010
633445302314030
73300062040255
oct541471350442
9145448260880
1047461028130
111914557099a
129246728916
134624a469c9
14242345709c
15137ba1bcc0
hexb0ce5d122

47461028130 has 48 divisors (see below), whose sum is σ = 126733781304. Its totient is φ = 12314211840.

The previous prime is 47461028107. The next prime is 47461028137. The reversal of 47461028130 is 3182016474.

47461028130 is a `hidden beast` number, since 4 + 7 + 4 + 610 + 2 + 8 + 1 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 46470856041 + 990172089 = 215571^2 + 31467^2 .

It is not an unprimeable number, because it can be changed into a prime (47461028137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7122951 + ... + 7129610.

Almost surely, 247461028130 is an apocalyptic number.

47461028130 is an abundant number, since it is smaller than the sum of its proper divisors (79272753174).

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

47461028130 is a wasteful number, since it uses less digits than its factorization.

47461028130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14252611 (or 14252608 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 47461028130 in words is "forty-seven billion, four hundred sixty-one million, twenty-eight thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 222 333 370 555 666 1110 1665 3330 14252561 28505122 42757683 71262805 85515366 128273049 142525610 213788415 256546098 427576830 527344757 641365245 1054689514 1282730490 1582034271 2636723785 3164068542 4746102813 5273447570 7910171355 9492205626 15820342710 23730514065 47461028130