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1472905980 = 2232571326917
BaseRepresentation
bin101011111001010…
…1100001011111100
310210122112101011100
41113302230023330
511004030442410
6402053253100
751333331350
oct12762541374
93718471140
101472905980
11696465077
12351334190
131a61c6c00
14dd88d460
15894968c0
hex57cac2fc

1472905980 has 216 divisors, whose sum is σ = 5529861792. Its totient is φ = 310722048.

The previous prime is 1472905949. The next prime is 1472905997. The reversal of 1472905980 is 895092741.

1472905980 is a `hidden beast` number, since 1 + 472 + 90 + 5 + 98 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 209482 + ... + 216398.

It is an arithmetic number, because the mean of its divisors is an integer number (25601212).

Almost surely, 21472905980 is an apocalyptic number.

1472905980 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 1472905980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2764930896).

1472905980 is an abundant number, since it is smaller than the sum of its proper divisors (4056955812).

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

1472905980 is a wasteful number, since it uses less digits than its factorization.

1472905980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965 (or 6947 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 1472905980 is about 38378.4572384039. The cubic root of 1472905980 is about 1137.7801214876.

The spelling of 1472905980 in words is "one billion, four hundred seventy-two million, nine hundred five thousand, nine hundred eighty".