Search a number
-
+
60389472 = 25311135383
BaseRepresentation
bin1110011001011…
…1100001100000
311012122002210010
43212113201200
5110424430342
65554204520
71332205413
oct346274140
9135562703
1060389472
11310a7560
1218283740
13c685320
14803db7a
15547d29c
hex3997860

60389472 has 192 divisors, whose sum is σ = 192036096. Its totient is φ = 16373760.

The previous prime is 60389449. The next prime is 60389473. The reversal of 60389472 is 27498306.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 60389472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60389473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727543 + ... + 727625.

It is an arithmetic number, because the mean of its divisors is an integer number (1000188).

Almost surely, 260389472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60389472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96018048).

60389472 is an abundant number, since it is smaller than the sum of its proper divisors (131646624).

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

60389472 is a wasteful number, since it uses less digits than its factorization.

60389472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 60389472 is about 7771.0663360957. The cubic root of 60389472 is about 392.3320108191.

The spelling of 60389472 in words is "sixty million, three hundred eighty-nine thousand, four hundred seventy-two".