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488272020 = 22358137867
BaseRepresentation
bin11101000110100…
…111000010010100
31021000202210021220
4131012213002110
51444444201040
6120241210340
715046146405
oct3506470224
91230683256
10488272020
11230686aa5
121176309b0
137a209b72
1448bc19ac
152cced2d0
hex1d1a7094

488272020 has 24 divisors (see below), whose sum is σ = 1367161824. Its totient is φ = 130205856.

The previous prime is 488272019. The next prime is 488272021. The reversal of 488272020 is 20272884.

It is an interprime number because it is at equal distance from previous prime (488272019) and next prime (488272021).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488272021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4068874 + ... + 4068993.

It is an arithmetic number, because the mean of its divisors is an integer number (56965076).

Almost surely, 2488272020 is an apocalyptic number.

It is an amenable number.

488272020 is an abundant number, since it is smaller than the sum of its proper divisors (878889804).

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

488272020 is a wasteful number, since it uses less digits than its factorization.

488272020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8137879 (or 8137877 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 488272020 is about 22096.8780600337. The cubic root of 488272020 is about 787.4456944159.

The spelling of 488272020 in words is "four hundred eighty-eight million, two hundred seventy-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 8137867 16275734 24413601 32551468 40689335 48827202 81378670 97654404 122068005 162757340 244136010 488272020