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130647702 = 2331702407
BaseRepresentation
bin1111100100110…
…00011010010110
3100002211120221210
413302120122112
5231421211302
620544122250
73144326043
oct762303226
9302746853
10130647702
1167824609
1237906386
13210b4543
14134cc1ca
15b70a66c
hex7c98696

130647702 has 16 divisors (see below), whose sum is σ = 269724672. Its totient is φ = 42144360.

The previous prime is 130647701. The next prime is 130647709. The reversal of 130647702 is 207746031.

130647702 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 130647702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130647701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351018 + ... + 351389.

It is an arithmetic number, because the mean of its divisors is an integer number (16857792).

Almost surely, 2130647702 is an apocalyptic number.

130647702 is an abundant number, since it is smaller than the sum of its proper divisors (139076970).

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

130647702 is a wasteful number, since it uses less digits than its factorization.

130647702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702443.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 130647702 is about 11430.1225715213. The cubic root of 130647702 is about 507.4196231108.

The spelling of 130647702 in words is "one hundred thirty million, six hundred forty-seven thousand, seven hundred two".

Divisors: 1 2 3 6 31 62 93 186 702407 1404814 2107221 4214442 21774617 43549234 65323851 130647702