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2020651348 = 221729715461
BaseRepresentation
bin111100001110000…
…1011000101010100
312012211012201112211
41320130023011110
513114241320343
6532301323204
7101034152542
oct17034130524
95184181484
102020651348
119476722a1
12484866504
132628280b1
14152512d92
15bc5e179d
hex7870b154

2020651348 has 12 divisors (see below), whose sum is σ = 3744148212. Its totient is φ = 950894720.

The previous prime is 2020651343. The next prime is 2020651379. The reversal of 2020651348 is 8431560202.

It can be written as a sum of positive squares in 2 ways, for example, as 1223040784 + 797610564 = 34972^2 + 28242^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020651343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14857663 + ... + 14857798.

It is an arithmetic number, because the mean of its divisors is an integer number (312012351).

Almost surely, 22020651348 is an apocalyptic number.

It is an amenable number.

2020651348 is a deficient number, since it is larger than the sum of its proper divisors (1723496864).

2020651348 is a wasteful number, since it uses less digits than its factorization.

2020651348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29715482 (or 29715480 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2020651348 is about 44951.6556758480. The cubic root of 2020651348 is about 1264.2427204731.

The spelling of 2020651348 in words is "two billion, twenty million, six hundred fifty-one thousand, three hundred forty-eight".

Divisors: 1 2 4 17 34 68 29715461 59430922 118861844 505162837 1010325674 2020651348