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56230164100 = 22521124647121
BaseRepresentation
bin110100010111100101…
…000011011010000100
312101010202222022002101
4310113211003122010
51410124410222400
641455355321444
74030302336325
oct642745033204
9171122868071
1056230164100
1121935509600
12aa93450284
1353c1724666
142a15d3444c
1516e17e456a
hexd17943684

56230164100 has 54 divisors (see below), whose sum is σ = 134120588042. Its totient is φ = 20447328000.

The previous prime is 56230164077. The next prime is 56230164167. The reversal of 56230164100 is 146103265.

It can be written as a sum of positive squares in 3 ways, for example, as 2950445124 + 53279718976 = 54318^2 + 230824^2 .

It is a super-3 number, since 3×562301641003 (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2311461 + ... + 2335660.

Almost surely, 256230164100 is an apocalyptic number.

56230164100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56230164100 is an abundant number, since it is smaller than the sum of its proper divisors (77890423942).

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

56230164100 is a wasteful number, since it uses less digits than its factorization.

56230164100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4647157 (or 4647139 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 56230164100 its reverse (146103265), we get a palindrome (56376267365).

The spelling of 56230164100 in words is "fifty-six billion, two hundred thirty million, one hundred sixty-four thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 121 220 242 275 484 550 605 1100 1210 2420 3025 6050 12100 4647121 9294242 18588484 23235605 46471210 51118331 92942420 102236662 116178025 204473324 232356050 255591655 464712100 511183310 562301641 1022366620 1124603282 1277958275 2249206564 2555916550 2811508205 5111833100 5623016410 11246032820 14057541025 28115082050 56230164100