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612372252 = 223971733041
BaseRepresentation
bin100100100000000…
…000111100011100
31120200021201210210
4210200000330130
52223231403002
6140433132420
721114035562
oct4440007434
91520251723
10612372252
11294739378
121510ba110
1399b3b15b
145b487a32
1538b6396c
hex24800f1c

612372252 has 48 divisors (see below), whose sum is σ = 1452421152. Its totient is φ = 200785920.

The previous prime is 612372251. The next prime is 612372287. The reversal of 612372252 is 252273216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612372251) 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, 199852 + ... + 202892.

It is an arithmetic number, because the mean of its divisors is an integer number (30258774).

Almost surely, 2612372252 is an apocalyptic number.

It is an amenable number.

612372252 is an abundant number, since it is smaller than the sum of its proper divisors (840048900).

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

612372252 is a wasteful number, since it uses less digits than its factorization.

612372252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318 (or 3316 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 612372252 is about 24746.1563075965. The cubic root of 612372252 is about 849.1905798708.

The spelling of 612372252 in words is "six hundred twelve million, three hundred seventy-two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 97 173 194 291 346 388 519 582 692 1038 1164 2076 3041 6082 9123 12164 16781 18246 33562 36492 50343 67124 100686 201372 294977 526093 589954 884931 1052186 1179908 1578279 1769862 2104372 3156558 3539724 6313116 51031021 102062042 153093063 204124084 306186126 612372252