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147680802 = 23217487991
BaseRepresentation
bin10001100110101…
…10111000100010
3101021212221222100
420303112320202
5300301241202
622353151230
73442160163
oct1063267042
9337787870
10147680802
11763a8855
124155b516
13247993b9
141588376a
15ce7241c
hex8cd6e22

147680802 has 48 divisors (see below), whose sum is σ = 339835392. Its totient is φ = 46189440.

The previous prime is 147680777. The next prime is 147680809. The reversal of 147680802 is 208086741.

It is not an unprimeable number, because it can be changed into a prime (147680809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148527 + ... + 149517.

It is an arithmetic number, because the mean of its divisors is an integer number (7079904).

Almost surely, 2147680802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147680802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169917696).

147680802 is an abundant number, since it is smaller than the sum of its proper divisors (192154590).

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

147680802 is a wasteful number, since it uses less digits than its factorization.

147680802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 147680802 is about 12152.3990224153. The cubic root of 147680802 is about 528.5766985665.

The spelling of 147680802 in words is "one hundred forty-seven million, six hundred eighty thousand, eight hundred two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 487 974 991 1461 1982 2922 2973 4383 5946 8279 8766 8919 16558 16847 17838 24837 33694 49674 50541 74511 101082 149022 151623 303246 482617 965234 1447851 2895702 4343553 8204489 8687106 16408978 24613467 49226934 73840401 147680802