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53031237634172 = 22717532102078549
BaseRepresentation
bin11000000111011010011000…
…00101001100100001111100
320221202201220010112202212202
430003231030011030201330
523422330433313243142
6304442114135451032
714112244335245030
oct1403551405144174
9227681803482782
1053031237634172
1115996470139756
125b45986226a78
132378a93b58185
14d14a230741c0
1561e6e699e032
hex303b4c14c87c

53031237634172 has 48 divisors (see below), whose sum is σ = 114420339633600. Its totient is φ = 20987152223232.

The previous prime is 53031237634157. The next prime is 53031237634187. The reversal of 53031237634172 is 27143673213035.

It is an interprime number because it is at equal distance from previous prime (53031237634157) and next prime (53031237634187).

It is a congruent number.

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, 1051014047 + ... + 1051064502.

It is an arithmetic number, because the mean of its divisors is an integer number (2383757075700).

Almost surely, 253031237634172 is an apocalyptic number.

It is an amenable number.

53031237634172 is an abundant number, since it is smaller than the sum of its proper divisors (61389101999428).

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

53031237634172 is a wasteful number, since it uses less digits than its factorization.

53031237634172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102078630 (or 2102078628 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 47.

The spelling of 53031237634172 in words is "fifty-three trillion, thirty-one billion, two hundred thirty-seven million, six hundred thirty-four thousand, one hundred seventy-two".

Divisors: 1 2 4 7 14 17 28 34 53 68 106 119 212 238 371 476 742 901 1484 1802 3604 6307 12614 25228 2102078549 4204157098 8408314196 14714549843 29429099686 35735335333 58858199372 71470670666 111410163097 142941341332 222820326194 250147347331 445640652388 500294694662 779871141679 1000589389324 1559742283358 1893972772649 3119484566716 3787945545298 7575891090596 13257809408543 26515618817086 53031237634172