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42107457400 = 2352210537287
BaseRepresentation
bin100111001101110011…
…001100111101111000
311000200112121110120021
4213031303030331320
51142214002114100
631202140540224
73020314324321
oct471563147570
9130615543507
1042107457400
111694861aa78
1281b1851674
133c80881888
142076439448
151166a23a1a
hex9cdcccf78

42107457400 has 24 divisors (see below), whose sum is σ = 97899838920. Its totient is φ = 16842982880.

The previous prime is 42107457377. The next prime is 42107457401. The reversal of 42107457400 is 475470124.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42107457401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105268444 + ... + 105268843.

It is an arithmetic number, because the mean of its divisors is an integer number (4079159955).

Almost surely, 242107457400 is an apocalyptic number.

42107457400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42107457400 is an abundant number, since it is smaller than the sum of its proper divisors (55792381520).

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

42107457400 is a wasteful number, since it uses less digits than its factorization.

42107457400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210537303 (or 210537294 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 34.

The spelling of 42107457400 in words is "forty-two billion, one hundred seven million, four hundred fifty-seven thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 210537287 421074574 842149148 1052686435 1684298296 2105372870 4210745740 5263432175 8421491480 10526864350 21053728700 42107457400