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130767982 = 2312109161
BaseRepresentation
bin1111100101101…
…01110001101110
3100010001200221121
413302311301232
5231434033412
620550451154
73145336522
oct762656156
9303050847
10130767982
11678a6a14
1237963aba
1321127207
141351dd82
15b731107
hex7cb5c6e

130767982 has 8 divisors (see below), whose sum is σ = 202479552. Its totient is φ = 63274800.

The previous prime is 130767979. The next prime is 130767997. The reversal of 130767982 is 289767031.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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, 1054519 + ... + 1054642.

It is an arithmetic number, because the mean of its divisors is an integer number (25309944).

Almost surely, 2130767982 is an apocalyptic number.

130767982 is a deficient number, since it is larger than the sum of its proper divisors (71711570).

130767982 is a wasteful number, since it uses less digits than its factorization.

130767982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109194.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 130767982 is about 11435.3828969563. The cubic root of 130767982 is about 507.5752929292.

The spelling of 130767982 in words is "one hundred thirty million, seven hundred sixty-seven thousand, nine hundred eighty-two".

Divisors: 1 2 31 62 2109161 4218322 65383991 130767982