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88937420 = 22511313257
BaseRepresentation
bin1010100110100…
…01001111001100
320012100111012112
411103101033030
5140231444140
612454123152
72126645525
oct523211714
9205314175
1088937420
1146226000
12259504b8
131556c3c0
14bb5184c
157c1bc65
hex54d13cc

88937420 has 96 divisors (see below), whose sum is σ = 222094656. Its totient is φ = 29736960.

The previous prime is 88937413. The next prime is 88937467. The reversal of 88937420 is 2473988.

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 31 ways as a sum of consecutive naturals, for example, 345932 + ... + 346188.

It is an arithmetic number, because the mean of its divisors is an integer number (2313486).

Almost surely, 288937420 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 88937420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111047328).

88937420 is an abundant number, since it is smaller than the sum of its proper divisors (133157236).

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

88937420 is a wasteful number, since it uses less digits than its factorization.

88937420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 88937420 is about 9430.6638154480. The cubic root of 88937420 is about 446.3698394233.

The spelling of 88937420 in words is "eighty-eight million, nine hundred thirty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 121 130 143 220 242 257 260 286 484 514 572 605 715 1028 1210 1285 1331 1430 1573 2420 2570 2662 2827 2860 3146 3341 5140 5324 5654 6292 6655 6682 7865 11308 13310 13364 14135 15730 16705 17303 26620 28270 31097 31460 33410 34606 36751 56540 62194 66820 69212 73502 86515 124388 147004 155485 173030 183755 310970 342067 346060 367510 404261 621940 684134 735020 808522 1368268 1617044 1710335 2021305 3420670 4042610 4446871 6841340 8085220 8893742 17787484 22234355 44468710 88937420