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131936348 = 2242178347
BaseRepresentation
bin1111101110100…
…11000001011100
3100012021001122102
413313103001130
5232233430343
621031504232
73161304035
oct767230134
9305231572
10131936348
1168524805
1238228078
1321445c5b
1413745a8c
15b8b23b8
hex7dd305c

131936348 has 12 divisors (see below), whose sum is σ = 231439992. Its totient is φ = 65810640.

The previous prime is 131936297. The next prime is 131936381. The reversal of 131936348 is 843639131.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37490 + ... + 40857.

It is an arithmetic number, because the mean of its divisors is an integer number (19286666).

Almost surely, 2131936348 is an apocalyptic number.

It is an amenable number.

131936348 is a deficient number, since it is larger than the sum of its proper divisors (99503644).

131936348 is a wasteful number, since it uses less digits than its factorization.

131936348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78772 (or 78770 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 131936348 is about 11486.3548613126. The cubic root of 131936348 is about 509.0824820691.

The spelling of 131936348 in words is "one hundred thirty-one million, nine hundred thirty-six thousand, three hundred forty-eight".

Divisors: 1 2 4 421 842 1684 78347 156694 313388 32984087 65968174 131936348