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142276510552 = 23113779553123
BaseRepresentation
bin1000010010000001010…
…1110100001101011000
3111121020111100121010211
42010200111310031120
54312340241314202
6145205543220504
713164513246211
oct2044025641530
9447214317124
10142276510552
1155380421220
12236a8147734
1310555401667
146c59b04408
153a7aa031d7
hex2120574358

142276510552 has 64 divisors (see below), whose sum is σ = 302669452800. Its totient is φ = 62126663040.

The previous prime is 142276510547. The next prime is 142276510643. The reversal of 142276510552 is 255015672241.

It is a happy number.

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, 19338 + ... + 533785.

It is an arithmetic number, because the mean of its divisors is an integer number (4729210200).

Almost surely, 2142276510552 is an apocalyptic number.

It is an amenable number.

142276510552 is an abundant number, since it is smaller than the sum of its proper divisors (160392942248).

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

142276510552 is a wasteful number, since it uses less digits than its factorization.

142276510552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553256 (or 553252 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 142276510552 in words is "one hundred forty-two billion, two hundred seventy-six million, five hundred ten thousand, five hundred fifty-two".

Divisors: 1 2 4 8 11 22 37 44 74 79 88 148 158 296 316 407 632 814 869 1628 1738 2923 3256 3476 5846 6952 11692 23384 32153 64306 128612 257224 553123 1106246 2212492 4424984 6084353 12168706 20465551 24337412 40931102 43696717 48674824 81862204 87393434 163724408 174786868 225121061 349573736 450242122 480663887 900484244 961327774 1616778529 1800968488 1922655548 3233557058 3845311096 6467114116 12934228232 17784563819 35569127638 71138255276 142276510552