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1202102086 = 21993020357
BaseRepresentation
bin100011110100110…
…1001111101000110
310002202222010001111
41013221221331012
54430214231321
6315141115234
741534461543
oct10751517506
93082863044
101202102086
115676120a9
122966b8b1a
1316207c213
14b5919bca
15708035e1
hex47a69f46

1202102086 has 8 divisors (see below), whose sum is σ = 1812214800. Its totient is φ = 598030488.

The previous prime is 1202102081. The next prime is 1202102087. The reversal of 1202102086 is 6802012021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202102081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509781 + ... + 1510576.

It is an arithmetic number, because the mean of its divisors is an integer number (226526850).

Almost surely, 21202102086 is an apocalyptic number.

1202102086 is a deficient number, since it is larger than the sum of its proper divisors (610112714).

1202102086 is a wasteful number, since it uses less digits than its factorization.

1202102086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020558.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1202102086 is about 34671.3438735795. The cubic root of 1202102086 is about 1063.2787071339.

The spelling of 1202102086 in words is "one billion, two hundred two million, one hundred two thousand, eighty-six".

Divisors: 1 2 199 398 3020357 6040714 601051043 1202102086