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130006146560 = 29550783651
BaseRepresentation
bin111100100010011111…
…0000101111000000000
3110102120100111112010012
41321010332011320000
54112223033142220
6135420214524052
712251450004233
oct1710476057000
9412510445105
10130006146560
1150154098134
1221242966628
13c34b247454
14641422941a
1535ad679ac5
hex1e44f85e00

130006146560 has 40 divisors (see below), whose sum is σ = 311710055976. Its totient is φ = 52002457600.

The previous prime is 130006146547. The next prime is 130006146629. The reversal of 130006146560 is 65641600031.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 25389266 + ... + 25394385.

Almost surely, 2130006146560 is an apocalyptic number.

130006146560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130006146560 is an abundant number, since it is smaller than the sum of its proper divisors (181703909416).

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

130006146560 is an frugal number, since it uses more digits than its factorization.

130006146560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50783674 (or 50783658 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 130006146560 its reverse (65641600031), we get a palindrome (195647746591).

The spelling of 130006146560 in words is "one hundred thirty billion, six million, one hundred forty-six thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1280 2560 50783651 101567302 203134604 253918255 406269208 507836510 812538416 1015673020 1625076832 2031346040 3250153664 4062692080 6500307328 8125384160 13000614656 16250768320 26001229312 32501536640 65003073280 130006146560