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130889962 = 279349283
BaseRepresentation
bin1111100110100…
…11100011101010
3100010021220021101
413303103203222
5232001434322
620553232014
73146355250
oct763234352
9303256241
10130889962
116797a625
1237a0260a
132116a8a8
14135525d0
15b757327
hex7cd38ea

130889962 has 8 divisors (see below), whose sum is σ = 224382816. Its totient is φ = 56095692.

The previous prime is 130889947. The next prime is 130890013. The reversal of 130889962 is 269988031.

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

It is a super-2 number, since 2×1308899622 = 34264364304722888, which contains 22 as substring.

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, 4674628 + ... + 4674655.

It is an arithmetic number, because the mean of its divisors is an integer number (28047852).

Almost surely, 2130889962 is an apocalyptic number.

130889962 is a deficient number, since it is larger than the sum of its proper divisors (93492854).

130889962 is an equidigital number, since it uses as much as digits as its factorization.

130889962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9349292.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 130889962 is about 11440.7151000276. The cubic root of 130889962 is about 507.7330654771.

The spelling of 130889962 in words is "one hundred thirty million, eight hundred eighty-nine thousand, nine hundred sixty-two".

Divisors: 1 2 7 14 9349283 18698566 65444981 130889962