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99760480 = 2553120113
BaseRepresentation
bin1011111001000…
…11100101100000
320221201100122121
411330203211200
5201014313410
613522114024
72320643611
oct574434540
9227640577
1099760480
1151348586
12294ab914
131788b791
14d36bc08
158b589da
hex5f23960

99760480 has 48 divisors (see below), whose sum is σ = 243298944. Its totient is φ = 38615040.

The previous prime is 99760447. The next prime is 99760501. The reversal of 99760480 is 8406799.

It is a congruent number.

It is an unprimeable number.

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, 5097 + ... + 15016.

It is an arithmetic number, because the mean of its divisors is an integer number (5068728).

Almost surely, 299760480 is an apocalyptic number.

It is an amenable number.

99760480 is an abundant number, since it is smaller than the sum of its proper divisors (143538464).

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

99760480 is a wasteful number, since it uses less digits than its factorization.

99760480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20159 (or 20151 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 99760480 is about 9988.0168201701. The cubic root of 99760480 is about 463.7880026398.

The spelling of 99760480 in words is "ninety-nine million, seven hundred sixty thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 20113 40226 80452 100565 160904 201130 321808 402260 623503 643616 804520 1247006 1609040 2494012 3117515 3218080 4988024 6235030 9976048 12470060 19952096 24940120 49880240 99760480