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5172408 = 2332192199
BaseRepresentation
bin10011101110110010111000
3100201210012200
4103232302320
52311004113
6302510200
761651623
oct23566270
910653180
105172408
112a1311a
121895360
1310c13c7
14988dba
156c2873
hex4eecb8

5172408 has 72 divisors (see below), whose sum is σ = 14859000. Its totient is φ = 1625184.

The previous prime is 5172407. The next prime is 5172449. The reversal of 5172408 is 8042715.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25893 + ... + 26091.

It is an arithmetic number, because the mean of its divisors is an integer number (206375).

Almost surely, 25172408 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 5172408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7429500).

5172408 is an abundant number, since it is smaller than the sum of its proper divisors (9686592).

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

5172408 is a wasteful number, since it uses less digits than its factorization.

5172408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 5172408 is about 2274.2928571316. The cubic root of 5172408 is about 172.9408509520.

The spelling of 5172408 in words is "five million, one hundred seventy-two thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 114 152 171 199 228 342 361 398 456 597 684 722 796 1083 1194 1368 1444 1592 1791 2166 2388 2888 3249 3582 3781 4332 4776 6498 7164 7562 8664 11343 12996 14328 15124 22686 25992 30248 34029 45372 68058 71839 90744 136116 143678 215517 272232 287356 431034 574712 646551 862068 1293102 1724136 2586204 5172408