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625020216 = 233232834001
BaseRepresentation
bin100101010000010…
…000110100111000
31121120002022112220
4211100100310320
52240001121331
6142004204040
721326404242
oct4520206470
91546068486
10625020216
112a0897a37
12155399620
139c649062
145d01b092
1539d11296
hex25410d38

625020216 has 64 divisors (see below), whose sum is σ = 1636657920. Its totient is φ = 198528000.

The previous prime is 625020203. The next prime is 625020247. The reversal of 625020216 is 612020526.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154216 + ... + 158216.

It is an arithmetic number, because the mean of its divisors is an integer number (25572780).

Almost surely, 2625020216 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 625020216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (818328960).

625020216 is an abundant number, since it is smaller than the sum of its proper divisors (1011637704).

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

625020216 is a wasteful number, since it uses less digits than its factorization.

625020216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316 (or 4312 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 625020216 is about 25000.4043167306. The cubic root of 625020216 is about 854.9971916053.

The spelling of 625020216 in words is "six hundred twenty-five million, twenty thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 283 552 566 849 1132 1698 2264 3396 4001 6509 6792 8002 12003 13018 16004 19527 24006 26036 32008 39054 48012 52072 78108 92023 96024 156216 184046 276069 368092 552138 736184 1104276 1132283 2208552 2264566 3396849 4529132 6793698 9058264 13587396 26042509 27174792 52085018 78127527 104170036 156255054 208340072 312510108 625020216