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30547104 = 2537131347
BaseRepresentation
bin111010010000…
…1110010100000
32010110221202020
41310201302200
530310001404
63010421440
7520434420
oct164416240
963427666
1030547104
1116274545
12a291880
136437013
1440b2480
152a35ed9
hex1d21ca0

30547104 has 96 divisors (see below), whose sum is σ = 92606976. Its totient is φ = 8636160.

The previous prime is 30547093. The next prime is 30547159. The reversal of 30547104 is 40174503.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87859 + ... + 88205.

It is an arithmetic number, because the mean of its divisors is an integer number (964656).

Almost surely, 230547104 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 30547104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46303488).

30547104 is an abundant number, since it is smaller than the sum of its proper divisors (62059872).

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

30547104 is a wasteful number, since it uses less digits than its factorization.

30547104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 30547104 is about 5526.9434590920. The cubic root of 30547104 is about 312.6007491686.

The spelling of 30547104 in words is "thirty million, five hundred forty-seven thousand, one hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 131 168 224 262 336 347 393 524 672 694 786 917 1041 1048 1388 1572 1834 2082 2096 2429 2751 2776 3144 3668 4164 4192 4858 5502 5552 6288 7287 7336 8328 9716 11004 11104 12576 14574 14672 16656 19432 22008 29148 29344 33312 38864 44016 45457 58296 77728 88032 90914 116592 136371 181828 233184 272742 318199 363656 545484 636398 727312 954597 1090968 1272796 1454624 1909194 2181936 2545592 3818388 4363872 5091184 7636776 10182368 15273552 30547104