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130342454 = 2115924657
BaseRepresentation
bin1111100010011…
…01111000110110
3100002021002020022
413301031320312
5231331424304
620533405142
73141615104
oct761157066
9302232208
10130342454
1167636240
12377997b2
1321008618
141344cc74
15b699ebe
hex7c4de36

130342454 has 8 divisors (see below), whose sum is σ = 213287688. Its totient is φ = 59246560.

The previous prime is 130342447. The next prime is 130342469. The reversal of 130342454 is 454243031.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2962307 + ... + 2962350.

It is an arithmetic number, because the mean of its divisors is an integer number (26660961).

Almost surely, 2130342454 is an apocalyptic number.

130342454 is a deficient number, since it is larger than the sum of its proper divisors (82945234).

130342454 is a wasteful number, since it uses less digits than its factorization.

130342454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924670.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 130342454 is about 11416.7619752713. The cubic root of 130342454 is about 507.0241330306.

Adding to 130342454 its reverse (454243031), we get a palindrome (584585485).

The spelling of 130342454 in words is "one hundred thirty million, three hundred forty-two thousand, four hundred fifty-four".

Divisors: 1 2 11 22 5924657 11849314 65171227 130342454