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88120384 = 26111737199
BaseRepresentation
bin1010100000010…
…01110001000000
320010210222102221
411100021301000
5140024323014
612424420424
72120003512
oct520116100
9203728387
1088120384
1145818170
1225617714
1315344551
14b9bbbb2
157b09b24
hex5409c40

88120384 has 112 divisors (see below), whose sum is σ = 208483200. Its totient is φ = 36495360.

The previous prime is 88120381. The next prime is 88120387. The reversal of 88120384 is 48302188.

It is an interprime number because it is at equal distance from previous prime (88120381) and next prime (88120387).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (88120381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442717 + ... + 442915.

Almost surely, 288120384 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 88120384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104241600).

88120384 is an abundant number, since it is smaller than the sum of its proper divisors (120362816).

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

88120384 is a wasteful number, since it uses less digits than its factorization.

88120384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 88120384 is about 9387.2458154669. The cubic root of 88120384 is about 444.9987526792.

The spelling of 88120384 in words is "eighty-eight million, one hundred twenty thousand, three hundred eighty-four".

Divisors: 1 2 4 8 11 16 17 22 32 34 37 44 64 68 74 88 136 148 176 187 199 272 296 352 374 398 407 544 592 629 704 748 796 814 1088 1184 1258 1496 1592 1628 2189 2368 2516 2992 3184 3256 3383 4378 5032 5984 6368 6512 6766 6919 7363 8756 10064 11968 12736 13024 13532 13838 14726 17512 20128 26048 27064 27676 29452 35024 37213 40256 54128 55352 58904 70048 74426 80993 108256 110704 117808 125171 140096 148852 161986 216512 221408 235616 250342 297704 323972 442816 471232 500684 595408 647944 1001368 1190816 1295888 1376881 2002736 2381632 2591776 2753762 4005472 5183552 5507524 8010944 11015048 22030096 44060192 88120384