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1025206014 = 23773334379
BaseRepresentation
bin111101000110110…
…110011011111110
32122110002212021010
4331012312123332
54044423043024
6245421420050
734256051550
oct7506663376
92573085233
101025206014
1148677a4a8
1224740a626
131345240a1
149a22d4d0
156000eb29
hex3d1b66fe

1025206014 has 32 divisors (see below), whose sum is σ = 2375435520. Its totient is φ = 288902592.

The previous prime is 1025206003. The next prime is 1025206019. The reversal of 1025206014 is 4106025201.

It is a super-2 number, since 2×10252060142 = 2102094742283536392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025206019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164124 + ... + 170255.

It is an arithmetic number, because the mean of its divisors is an integer number (74232360).

Almost surely, 21025206014 is an apocalyptic number.

1025206014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1025206014 is an abundant number, since it is smaller than the sum of its proper divisors (1350229506).

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

1025206014 is a wasteful number, since it uses less digits than its factorization.

1025206014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334464.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1025206014 is about 32018.8384236530. The cubic root of 1025206014 is about 1008.3323832213.

The spelling of 1025206014 in words is "one billion, twenty-five million, two hundred six thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 73 146 219 438 511 1022 1533 3066 334379 668758 1003137 2006274 2340653 4681306 7021959 14043918 24409667 48819334 73229001 146458002 170867669 341735338 512603007 1025206014