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488698020 = 2232523118043
BaseRepresentation
bin11101001000001…
…111000010100100
31021001120102122200
4131020033002210
52000101314040
6120254254500
715052602366
oct3510170244
91231512580
10488698020
11230948068
121177b7430
137a328a35
1448c92d36
152cd84630
hex1d20f0a4

488698020 has 72 divisors (see below), whose sum is σ = 1546848576. Its totient is φ = 124652352.

The previous prime is 488698019. The next prime is 488698027. The reversal of 488698020 is 20896884.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (488698027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54882 + ... + 63161.

It is an arithmetic number, because the mean of its divisors is an integer number (21484008).

Almost surely, 2488698020 is an apocalyptic number.

It is an amenable number.

488698020 is an abundant number, since it is smaller than the sum of its proper divisors (1058150556).

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

488698020 is a wasteful number, since it uses less digits than its factorization.

488698020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118081 (or 118076 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 488698020 is about 22106.5153291965. The cubic root of 488698020 is about 787.6746339843.

The spelling of 488698020 in words is "four hundred eighty-eight million, six hundred ninety-eight thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 276 345 414 460 690 828 1035 1380 2070 4140 118043 236086 354129 472172 590215 708258 1062387 1180430 1416516 1770645 2124774 2360860 2714989 3541290 4249548 5311935 5429978 7082580 8144967 10623870 10859956 13574945 16289934 21247740 24434901 27149890 32579868 40724835 48869802 54299780 81449670 97739604 122174505 162899340 244349010 488698020