Search a number
-
+
7387968 = 263723239
BaseRepresentation
bin11100001011101101000000
3111220100101110
4130023231000
53342403333
6422203320
7116540160
oct34135500
914810343
107387968
114196765
122583540
1316b89a3
14da45a0
159ae063
hex70bb40

7387968 has 112 divisors (see below), whose sum is σ = 23408640. Its totient is φ = 2010624.

The previous prime is 7387967. The next prime is 7387969. The reversal of 7387968 is 8697837.

It is an interprime number because it is at equal distance from previous prime (7387967) and next prime (7387969).

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7387967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30793 + ... + 31031.

Almost surely, 27387968 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 7387968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11704320).

7387968 is an abundant number, since it is smaller than the sum of its proper divisors (16020672).

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

7387968 is a wasteful number, since it uses less digits than its factorization.

7387968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 274 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The square root of 7387968 is about 2718.0816764770. The cubic root of 7387968 is about 194.7638429773.

The spelling of 7387968 in words is "seven million, three hundred eighty-seven thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 23 24 28 32 42 46 48 56 64 69 84 92 96 112 138 161 168 184 192 224 239 276 322 336 368 448 478 483 552 644 672 717 736 956 966 1104 1288 1344 1434 1472 1673 1912 1932 2208 2576 2868 3346 3824 3864 4416 5019 5152 5497 5736 6692 7648 7728 10038 10304 10994 11472 13384 15296 15456 16491 20076 21988 22944 26768 30912 32982 38479 40152 43976 45888 53536 65964 76958 80304 87952 107072 115437 131928 153916 160608 175904 230874 263856 307832 321216 351808 461748 527712 615664 923496 1055424 1231328 1846992 2462656 3693984 7387968