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488349900 = 2232522811931
BaseRepresentation
bin11101000110111…
…010000011001100
31021000220202010100
4131012322003030
52000004144100
6120243011100
715046622433
oct3506720314
91230822110
10488349900
1123072a565
12117669a90
137a23644c
1448c0211a
152cd16400
hex1d1ba0cc

488349900 has 108 divisors (see below), whose sum is σ = 1536948504. Its totient is φ = 129696000.

The previous prime is 488349899. The next prime is 488349923. The reversal of 488349900 is 9943884.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 251935 + ... + 253865.

Almost surely, 2488349900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 488349900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768474252).

488349900 is an abundant number, since it is smaller than the sum of its proper divisors (1048598604).

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

488349900 is a wasteful number, since it uses less digits than its factorization.

488349900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 488349900 is about 22098.6402296612. The cubic root of 488349900 is about 787.4875583824.

The spelling of 488349900 in words is "four hundred eighty-eight million, three hundred forty-nine thousand, nine hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 281 300 450 562 843 900 1124 1405 1686 1931 2529 2810 3372 3862 4215 5058 5620 5793 7025 7724 8430 9655 10116 11586 12645 14050 16860 17379 19310 21075 23172 25290 28100 28965 34758 38620 42150 48275 50580 57930 63225 69516 84300 86895 96550 115860 126450 144825 173790 193100 252900 289650 347580 434475 542611 579300 868950 1085222 1627833 1737900 2170444 2713055 3255666 4883499 5426110 6511332 8139165 9766998 10852220 13565275 16278330 19533996 24417495 27130550 32556660 40695825 48834990 54261100 81391650 97669980 122087475 162783300 244174950 488349900