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69620132 = 2241439967
BaseRepresentation
bin1000010011001…
…01000110100100
311212000001212102
410021211012210
5120310321012
610524111232
71503522101
oct411450644
9155001772
1069620132
11363316aa
121b395518
131156795a
149363aa8
1561a32c2
hex42651a4

69620132 has 24 divisors (see below), whose sum is σ = 125220480. Its totient is φ = 33848640.

The previous prime is 69620119. The next prime is 69620137. The reversal of 69620132 is 23102696.

It is a junction number, because it is equal to n+sod(n) for n = 69620095 and 69620104.

It is not an unprimeable number, because it can be changed into a prime (69620137) 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, 71513 + ... + 72479.

It is an arithmetic number, because the mean of its divisors is an integer number (5217520).

Almost surely, 269620132 is an apocalyptic number.

It is an amenable number.

69620132 is a deficient number, since it is larger than the sum of its proper divisors (55600348).

69620132 is a wasteful number, since it uses less digits than its factorization.

69620132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451 (or 1449 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 69620132 is about 8343.8679280056. The cubic root of 69620132 is about 411.3816800386.

The spelling of 69620132 in words is "sixty-nine million, six hundred twenty thousand, one hundred thirty-two".

Divisors: 1 2 4 41 82 164 439 878 967 1756 1934 3868 17999 35998 39647 71996 79294 158588 424513 849026 1698052 17405033 34810066 69620132