Search a number
-
+
1470872141640 = 23325112331520943
BaseRepresentation
bin10101011001110110110…
…011111011111101001000
312012121120121102121202200
4111121312303323331020
5143044321232013030
63043413114400200
7211160403626466
oct25316663737510
95177517377680
101470872141640
1151787aa84280
121b9094130060
13a8919942965
1451294da9836
15283da0e7d60
hex15676cfbf48

1470872141640 has 384 divisors, whose sum is σ = 5617193287680. Its totient is φ = 330068851200.

The previous prime is 1470872141639. The next prime is 1470872141657. The reversal of 1470872141640 is 461412780741.

1470872141640 is a `hidden beast` number, since 1 + 470 + 8 + 7 + 2 + 14 + 164 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2563009 + ... + 3083951.

It is an arithmetic number, because the mean of its divisors is an integer number (14628107520).

Almost surely, 21470872141640 is an apocalyptic number.

1470872141640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1470872141640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2808596643840).

1470872141640 is an abundant number, since it is smaller than the sum of its proper divisors (4146321146040).

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

1470872141640 is a wasteful number, since it uses less digits than its factorization.

1470872141640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521025 (or 521018 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 1470872141640 in words is "one trillion, four hundred seventy billion, eight hundred seventy-two million, one hundred forty-one thousand, six hundred forty".