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380708532 = 223371131379
BaseRepresentation
bin10110101100010…
…010011010110100
3222112100222221000
4112230102122310
51234430133112
6101435523300
712301653261
oct2654223264
9875328830
10380708532
11185999a56
12a75b9530
1360b48829
14387c2268
15236527dc
hex16b126b4

380708532 has 96 divisors (see below), whose sum is σ = 1011225600. Its totient is φ = 123832800.

The previous prime is 380708521. The next prime is 380708561. The reversal of 380708532 is 235807083.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1004319 + ... + 1004697.

It is an arithmetic number, because the mean of its divisors is an integer number (10533600).

Almost surely, 2380708532 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 380708532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505612800).

380708532 is an abundant number, since it is smaller than the sum of its proper divisors (630517068).

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

380708532 is a wasteful number, since it uses less digits than its factorization.

380708532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 380708532 is about 19511.7536884822. The cubic root of 380708532 is about 724.7655409915.

The spelling of 380708532 in words is "three hundred eighty million, seven hundred eight thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 71 108 131 142 213 262 284 379 393 426 524 639 758 786 852 1137 1179 1278 1516 1572 1917 2274 2358 2556 3411 3537 3834 4548 4716 6822 7074 7668 9301 10233 13644 14148 18602 20466 26909 27903 37204 40932 49649 53818 55806 80727 83709 99298 107636 111612 148947 161454 167418 198596 242181 251127 297894 322908 334836 446841 484362 502254 595788 726543 893682 968724 1004508 1340523 1453086 1787364 2681046 2906172 3525079 5362092 7050158 10575237 14100316 21150474 31725711 42300948 63451422 95177133 126902844 190354266 380708532