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70679048 = 2311803171
BaseRepresentation
bin1000011011001…
…11101000001000
311220222212102112
410031213220020
5121043212143
611002521452
71515522236
oct415475010
9156885375
1070679048
1136995240
121b806288
131184892b
14955b956
156311e18
hex4367a08

70679048 has 16 divisors (see below), whose sum is σ = 144570960. Its totient is φ = 32126800.

The previous prime is 70679041. The next prime is 70679071. The reversal of 70679048 is 84097607.

It is a junction number, because it is equal to n+sod(n) for n = 70678996 and 70679014.

It is not an unprimeable number, because it can be changed into a prime (70679041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401498 + ... + 401673.

It is an arithmetic number, because the mean of its divisors is an integer number (9035685).

Almost surely, 270679048 is an apocalyptic number.

It is an amenable number.

70679048 is an abundant number, since it is smaller than the sum of its proper divisors (73891912).

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

70679048 is a wasteful number, since it uses less digits than its factorization.

70679048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803188 (or 803184 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 70679048 is about 8407.0832040607. The cubic root of 70679048 is about 413.4568869855.

The spelling of 70679048 in words is "seventy million, six hundred seventy-nine thousand, forty-eight".

Divisors: 1 2 4 8 11 22 44 88 803171 1606342 3212684 6425368 8834881 17669762 35339524 70679048