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8061208968 = 233437811249
BaseRepresentation
bin1111000000111110…
…00100100110001000
3202210210120211211010
413200133010212020
5113002132141333
63411523403520
7403523100651
oct74037044610
922723524733
108061208968
11346738467a
12168b8235a0
139b6124447
1456687c528
15322a8b563
hex1e07c4988

8061208968 has 32 divisors (see below), whose sum is σ = 20621700000. Its totient is φ = 2624579328.

The previous prime is 8061208943. The next prime is 8061208979. The reversal of 8061208968 is 8698021608.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3904593 + ... + 3906656.

It is an arithmetic number, because the mean of its divisors is an integer number (644428125).

Almost surely, 28061208968 is an apocalyptic number.

It is an amenable number.

8061208968 is an abundant number, since it is smaller than the sum of its proper divisors (12560491032).

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

8061208968 is a wasteful number, since it uses less digits than its factorization.

8061208968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811301 (or 7811297 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 48.

The square root of 8061208968 is about 89784.2356318747. The cubic root of 8061208968 is about 2005.0877935367.

The spelling of 8061208968 in words is "eight billion, sixty-one million, two hundred eight thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 7811249 15622498 23433747 31244996 46867494 62489992 93734988 187469976 335883707 671767414 1007651121 1343534828 2015302242 2687069656 4030604484 8061208968