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620200244 = 22237985333
BaseRepresentation
bin100100111101111…
…000000100110100
31121020000102210102
4210331320010310
52232232401434
6141313013232
721240420656
oct4475700464
91536012712
10620200244
112990a5694
12153854218
139b64c1c1
145c5246d6
15396ad07e
hex24f78134

620200244 has 24 divisors (see below), whose sum is σ = 1146888960. Its totient is φ = 292859424.

The previous prime is 620200201. The next prime is 620200247. The reversal of 620200244 is 442002026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620200247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35399 + ... + 49934.

It is an arithmetic number, because the mean of its divisors is an integer number (47787040).

Almost surely, 2620200244 is an apocalyptic number.

It is an amenable number.

620200244 is a deficient number, since it is larger than the sum of its proper divisors (526688716).

620200244 is a wasteful number, since it uses less digits than its factorization.

620200244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85439 (or 85437 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 620200244 is about 24903.8198676428. The cubic root of 620200244 is about 852.7936886829.

The spelling of 620200244 in words is "six hundred twenty million, two hundred thousand, two hundred forty-four".

Divisors: 1 2 4 23 46 79 92 158 316 1817 3634 7268 85333 170666 341332 1962659 3925318 6741307 7850636 13482614 26965228 155050061 310100122 620200244