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6148907028 = 22321116395261
BaseRepresentation
bin1011011101000000…
…01110000000010100
3120212112020211201100
411232200032000110
5100043110011103
62454052230100
7305242563435
oct55640160024
916775224640
106148907028
112675996950
12123730b330
1376cba4334
144248d148c
1525ec4d5a3
hex16e80e014

6148907028 has 72 divisors (see below), whose sum is σ = 17060281056. Its totient is φ = 1851854400.

The previous prime is 6148907003. The next prime is 6148907069. The reversal of 6148907028 is 8207098416.

6148907028 is a `hidden beast` number, since 614 + 8 + 9 + 0 + 7 + 0 + 28 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16918 + ... + 112178.

It is an arithmetic number, because the mean of its divisors is an integer number (236948348).

Almost surely, 26148907028 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 6148907028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8530140528).

6148907028 is an abundant number, since it is smaller than the sum of its proper divisors (10911374028).

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

6148907028 is a wasteful number, since it uses less digits than its factorization.

6148907028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95445 (or 95440 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 6148907028 is about 78414.9668622005. The cubic root of 6148907028 is about 1832.0302577111.

The spelling of 6148907028 in words is "six billion, one hundred forty-eight million, nine hundred seven thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 163 198 326 396 489 652 978 1467 1793 1956 2934 3586 5379 5868 7172 10758 16137 21516 32274 64548 95261 190522 285783 381044 571566 857349 1047871 1143132 1714698 2095742 3143613 3429396 4191484 6287226 9430839 12574452 15527543 18861678 31055086 37723356 46582629 62110172 93165258 139747887 170802973 186330516 279495774 341605946 512408919 558991548 683211892 1024817838 1537226757 2049635676 3074453514 6148907028