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132020902 = 21341271457
BaseRepresentation
bin1111101111001…
…11101010100110
3100012102100122001
413313213222212
5232244132102
621033355514
73162105406
oct767475246
9305370561
10132020902
1168582292
1238268b9a
13214755a0
1413768806
15b8cc487
hex7de7aa6

132020902 has 32 divisors (see below), whose sum is σ = 219752064. Its totient is φ = 59097600.

The previous prime is 132020899. The next prime is 132020923. The reversal of 132020902 is 209020231.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 132020902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288658 + ... + 289114.

It is an arithmetic number, because the mean of its divisors is an integer number (6867252).

Almost surely, 2132020902 is an apocalyptic number.

132020902 is a deficient number, since it is larger than the sum of its proper divisors (87731162).

132020902 is a wasteful number, since it uses less digits than its factorization.

132020902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 132020902 is about 11490.0348998600. The cubic root of 132020902 is about 509.1912106813.

It can be divided in two parts, 1320 and 20902, that added together give a palindrome (22222).

The spelling of 132020902 in words is "one hundred thirty-two million, twenty thousand, nine hundred two".

Divisors: 1 2 13 26 41 82 271 457 533 542 914 1066 3523 5941 7046 11111 11882 18737 22222 37474 123847 144443 243581 247694 288886 487162 1610011 3220022 5077727 10155454 66010451 132020902