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130262470 = 25131317649
BaseRepresentation
bin1111100001110…
…10010111000110
3100002010000111221
413300322113012
5231321344340
620531550554
73141132652
oct760722706
9302100457
10130262470
1167591138
123775b45a
1320cab0b0
141342ba62
15b68144a
hex7c3a5c6

130262470 has 32 divisors (see below), whose sum is σ = 254469600. Its totient is φ = 47723520.

The previous prime is 130262411. The next prime is 130262471. The reversal of 130262470 is 74262031.

It is a super-2 number, since 2×1302624702 = 33936622181001800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130262471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13206 + ... + 20854.

It is an arithmetic number, because the mean of its divisors is an integer number (7952175).

Almost surely, 2130262470 is an apocalyptic number.

130262470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130262470 is a deficient number, since it is larger than the sum of its proper divisors (124207130).

130262470 is a wasteful number, since it uses less digits than its factorization.

130262470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 130262470 is about 11413.2585180570. The cubic root of 130262470 is about 506.9204008619.

The spelling of 130262470 in words is "one hundred thirty million, two hundred sixty-two thousand, four hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 131 262 655 1310 1703 3406 7649 8515 15298 17030 38245 76490 99437 198874 497185 994370 1002019 2004038 5010095 10020190 13026247 26052494 65131235 130262470