Search a number
-
+
131348261010 = 23532291355923
BaseRepresentation
bin111101001010011110…
…1110110100010010010
3110120000212221000000210
41322110331312202102
54123000123323020
6140201321024550
712326634540321
oct1722475664222
9416025830023
10131348261010
115078273a62a
1221558325156
13c503309505
1465005900b8
15363b3d83e0
hex1e94f76892

131348261010 has 32 divisors (see below), whose sum is σ = 315333685440. Its totient is φ = 35015329728.

The previous prime is 131348260993. The next prime is 131348261029. The reversal of 131348261010 is 10162843131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581092 + ... + 774831.

It is an arithmetic number, because the mean of its divisors is an integer number (9854177670).

Almost surely, 2131348261010 is an apocalyptic number.

131348261010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131348261010 is an abundant number, since it is smaller than the sum of its proper divisors (183985424430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131348261010 is a wasteful number, since it uses less digits than its factorization.

131348261010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359162.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 131348261010 in words is "one hundred thirty-one billion, three hundred forty-eight million, two hundred sixty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 3229 6458 9687 16145 19374 32290 48435 96870 1355923 2711846 4067769 6779615 8135538 13559230 20338845 40677690 4378275367 8756550734 13134826101 21891376835 26269652202 43782753670 65674130505 131348261010